diff --git a/3d-viewer/3d_read_mesh.cpp b/3d-viewer/3d_read_mesh.cpp
index c45934f310..20228ca1ce 100644
--- a/3d-viewer/3d_read_mesh.cpp
+++ b/3d-viewer/3d_read_mesh.cpp
@@ -77,7 +77,7 @@ const wxString S3D_MASTER::GetShape3DFullFilename()
         return shapeName;
 
     wxString default_path;
-    wxGetEnv( wxT( KISYS3DMOD ), &default_path );
+    wxGetEnv( KISYS3DMOD, &default_path );
 
     if( default_path.IsEmpty() )
         return shapeName;
diff --git a/3d-viewer/3d_viewer.h b/3d-viewer/3d_viewer.h
index 5536b0b1c5..bf19745a01 100644
--- a/3d-viewer/3d_viewer.h
+++ b/3d-viewer/3d_viewer.h
@@ -40,13 +40,18 @@
 #include <3d_struct.h>
 #include <info3d_visu.h>
 
-#define KISYS3DMOD "KISYS3DMOD"
+/// A variable name whose value holds the path of 3D shape files.
+/// Currently an environment variable, eventually a project variable.
+#define KISYS3DMOD wxT( "KISYS3DMOD" )
+
+/// All 3D files are expected to be stored in LIB3D_FOLDER, or one of
+/// its subdirectory.
+#define LIB3D_FOLDER  wxT( "packages3d" )
 
 class EDA_3D_CANVAS;
 class PCB_BASE_FRAME;
 
 #define KICAD_DEFAULT_3D_DRAWFRAME_STYLE    (wxDEFAULT_FRAME_STYLE | wxWANTS_CHARS)
-#define LIB3D_PATH                          wxT( "packages3d" )
 
 
 class EDA_3D_FRAME : public KIWAY_PLAYER
diff --git a/common/pcbcommon.cpp b/common/pcbcommon.cpp
index 2da8c416f1..26a0c629c0 100644
--- a/common/pcbcommon.cpp
+++ b/common/pcbcommon.cpp
@@ -23,49 +23,128 @@
  */
 
 /*
- * This file contains the global constants and variables used in the PCB
- * applications Pcbnew, CvPcb, and GervView.  The goal of this was to
- * unobfuscate the original header file design that made it very difficult
- * to figure out where these variables lived.  Ideally, they should be pushed
- * back into the application layer.
+ * This file contains some functions used in the PCB
+ * applications Pcbnew and CvPcb.
  */
 
 #include <fctsys.h>
+#include <pgm_base.h>
+#include <kiface_i.h>
+
 #include <pcbcommon.h>
-#include <plot_common.h>
-
 #include <class_board.h>
-#include <class_pad.h>
-#include <class_zone_settings.h>
-#include <class_board_design_settings.h>
-
-
-class MODULE;
-
-
-DISPLAY_OPTIONS DisplayOpt;      // Display options for board items
-
-int    g_AnchorColor        = BLUE;
-int    g_ModuleTextCMPColor = LIGHTGRAY;
-int    g_ModuleTextCUColor  = MAGENTA;
-int    g_ModuleTextNOVColor = DARKGRAY;
-int    g_PadCUColor         = GREEN;
-int    g_PadCMPColor        = RED;
-
+#include <3d_viewer.h>
 
 /**
- * Used in track creation, a list of track segments currently being created,
- * with the newest track at the end of the list, sorted by new-ness.  e.g. use
- * TRACK->Back() to get the next older track, TRACK->Next() to get the next
- * newer track.
+ * attempts to set the environment variable given by aKiSys3Dmod to a valid path.
+ * (typically "KISYS3DMOD" )
+ * If the environment variable is already set, then it left as is to respect
+ * the wishes of the user.
+ *
+ * The path is determined by attempting to find the path modules/packages3d
+ * files in kicad tree.
+ * This may or may not be the best path but it provides the best solution for
+ * backwards compatibility with the previous 3D shapes search path implementation.
+ *
+ * @note This must be called after #SetBinDir() is called at least on Windows.
+ * Otherwise, the kicad path is not known (Windows specific)
+ *
+ * @param aKiSys3Dmod = the value of environment variable, typically "KISYS3DMOD"
+ * @param aProcess = the current process
+ * @return false if the aKiSys3Dmod path is not valid.
  */
-DLIST<TRACK> g_CurrentTrackList;
-
-void AccumulateDescription( wxString &aDesc, const wxString &aItem )
+bool Set3DShapesDefaultPath( const wxString& aKiSys3Dmod, const PGM_BASE* aProcess )
 {
-    if( !aDesc.IsEmpty() )
-        aDesc << wxT(", ");
-    aDesc << aItem;
+    wxString    path;
+
+    // Set the KISYS3DMOD environment variable for the current process,
+    // if it is not already defined in the user's environment and valid.
+    if( wxGetEnv( aKiSys3Dmod, &path ) && wxFileName::DirExists( path ) )
+        return true;
+
+#if 1
+    // Try to find a valid path is standard KiCad paths
+    SEARCH_STACK&   search = Kiface().KifaceSearch();
+    path = search.FindValidPath( LIB3D_FOLDER );
+
+    if( !path.IsEmpty() )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+#endif
+
+    // Attempt to determine where the 3D shape libraries were installed using the
+    // legacy path:
+    // on Unix: /usr/local/kicad/share/modules/packages3d
+    // or  /usr/share/kicad/modules/packages3d
+    // On Windows: bin../share/modules/packages3d
+    wxString relpath( wxT( "modules/" ) );
+    relpath += LIB3D_FOLDER;
+
+// Apple MacOSx
+#ifdef __WXMAC__
+    path = wxT("/Library/Application Support/kicad/modules/packages3d/");
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+
+    path = wxString( wxGetenv( wxT( "HOME" ) ) ) + wxT("/Library/Application Support/kicad/modules/packages3d/");
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+
+#elif defined(__UNIX__)     // Linux and non-Apple Unix
+    // Try the home directory:
+    path.Empty();
+    wxGetEnv( wxT("HOME"), &path );
+    path += wxT("/kicad/share/") + relpath;
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+
+    // Try the standard install path:
+    path = wxT("/usr/local/kicad/share/") + relpath;
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+
+    // Try the official distrib standard install path:
+    path = wxT("/usr/share/kicad/") + relpath;
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+
+#else   // Windows
+    // On Windows, the install path is given by the path of executables
+    wxFileName fn;
+    fn.AssignDir( aProcess->GetExecutablePath() );
+    fn.RemoveLastDir();
+    path = fn.GetPathWithSep() + wxT("share/") + relpath;
+
+    if( wxFileName::DirExists( path ) )
+    {
+        wxSetEnv( aKiSys3Dmod, path );
+        return true;
+    }
+#endif
+
+    return false;
 }
 
 
diff --git a/common/project.cpp b/common/project.cpp
index 0047d085ee..06d93ccdd2 100644
--- a/common/project.cpp
+++ b/common/project.cpp
@@ -27,7 +27,6 @@
 
 #include <fctsys.h>
 #include <macros.h>
-#include <gr_basic.h>
 #include <pgm_base.h>
 #include <project.h>
 #include <common.h>         // NAMELESS_PROJECT
diff --git a/cvpcb/class_DisplayFootprintsFrame.cpp b/cvpcb/class_DisplayFootprintsFrame.cpp
index 541c464737..777fec8598 100644
--- a/cvpcb/class_DisplayFootprintsFrame.cpp
+++ b/cvpcb/class_DisplayFootprintsFrame.cpp
@@ -53,6 +53,8 @@
 #include <3d_viewer.h>
 
 
+DISPLAY_OPTIONS DisplayOpt;      // General display options
+
 
 BEGIN_EVENT_TABLE( DISPLAY_FOOTPRINTS_FRAME, PCB_BASE_FRAME )
     EVT_CLOSE( DISPLAY_FOOTPRINTS_FRAME::OnCloseWindow )
diff --git a/cvpcb/cvpcb.cpp b/cvpcb/cvpcb.cpp
index 18dbed29d5..8cca374f1e 100644
--- a/cvpcb/cvpcb.cpp
+++ b/cvpcb/cvpcb.cpp
@@ -1,8 +1,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2007 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
- * Copyright (C) 1992-2012 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2007 Jean-Pierre Charras, jp..charras at wanadoo.fr
+ * Copyright (C) 2014 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
+ * Copyright (C) 1992-2014 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -29,12 +30,12 @@
 #include <fctsys.h>
 #include <macros.h>
 #include <fp_lib_table.h>
-#include <gr_basic.h>
 #include <kiface_i.h>
 #include <pgm_base.h>
 #include <wxstruct.h>
 #include <confirm.h>
-#include <gestfich.h>
+#include <3d_viewer.h>
+#include <pcbcommon.h>
 
 #include <cvpcb.h>
 #include <zones.h>
@@ -50,13 +51,11 @@
 COLORS_DESIGN_SETTINGS g_ColorsSettings;
 
 // Constant string definitions for CvPcb
-const wxString RetroFileExtension( wxT( "stf" ) );
 const wxString FootprintAliasFileExtension( wxT( "equ" ) );
 
 // Wildcard for schematic retroannotation (import footprint names in schematic):
 const wxString FootprintAliasFileWildcard( _( "KiCad footprint alias files (*.equ)|*.equ" ) );
 
-
 #if 0   // add this logic to OpenProjectFiles()
 
 /*
@@ -165,106 +164,6 @@ PGM_BASE& Pgm()
 }
 
 
-/**
- * Function set3DShapesPath
- * attempts to set the environment variable given by aKiSys3Dmod to a valid path.
- * (typically "KISYS3DMOD" )
- * If the environment variable is already set,
- * then it left as is to respect the wishes of the user.
- *
- * The path is determined by attempting to find the path modules/packages3d
- * files in kicad tree.
- * This may or may not be the best path but it provides the best solution for
- * backwards compatibility with the previous 3D shapes search path implementation.
- *
- * @note This must be called after #SetBinDir() is called at least on Windows.
- * Otherwise, the kicad path is not known (Windows specific)
- *
- * @param aKiSys3Dmod = the value of environment variable, typically "KISYS3DMOD"
- * @return false if the aKiSys3Dmod path is not valid.
- */
-static bool set3DShapesPath( const wxString& aKiSys3Dmod )
-{
-    wxString    path;
-
-    // Set the KISYS3DMOD environment variable for the current process,
-    // if it is not already defined in the user's environment and valid.
-    if( wxGetEnv( aKiSys3Dmod, &path ) && wxFileName::DirExists( path ) )
-        return true;
-
-    // Attempt to determine where the 3D shape libraries were installed using the
-    // legacy path:
-    // on Unix: /usr/local/kicad/share/modules/packages3d
-    // or  /usr/share/kicad/modules/packages3d
-    // On Windows: bin../share/modules/packages3d
-    wxString relpath( wxT( "modules/packages3d" ) );
-
-// Apple MacOSx
-#ifdef __WXMAC__
-    path = wxT("/Library/Application Support/kicad/modules/packages3d/");
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    path = wxString( wxGetenv( wxT( "HOME" ) ) ) + wxT("/Library/Application Support/kicad/modules/packages3d/");
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-#elif defined(__UNIX__)     // Linux and non-Apple Unix
-    // Try the home directory:
-    path.Empty();
-    wxGetEnv( wxT("HOME"), &path );
-    path += wxT("/kicad/share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    // Try the standard install path:
-    path = wxT("/usr/local/kicad/share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    // Try the official distrib standard install path:
-    path = wxT("/usr/share/kicad/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-#else   // Windows
-    // On Windows, the install path is given by the path of executables
-    wxFileName fn;
-    fn.AssignDir( Pgm().GetExecutablePath() );
-    fn.RemoveLastDir();
-    path = fn.GetPathWithSep() + wxT("share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-#endif
-
-    return false;
-}
-
-
 //!!!!!!!!!!!!!!! This code is obsolete because of the merge into pcbnew, don't bother with it.
 
 FP_LIB_TABLE GFootprintTable;
@@ -282,8 +181,10 @@ bool IFACE::OnKifaceStart( PGM_BASE* aProgram, int aCtlBits )
 
     start_common( aCtlBits );
 
-    // Set 3D shape path from environment variable KISYS3DMOD
-    set3DShapesPath( wxT("KISYS3DMOD") );
+    // Set 3D shape path (environment variable KISYS3DMOD (if not defined or valid)
+    // Currently, called here, but could be moved ( OpenProjectFiles() ? )
+    // if KISYS3DMOD is defined in a project config file
+    Set3DShapesDefaultPath( KISYS3DMOD, aProgram );
 
     /*  Now that there are no *.mod files in the standard library, this function
         has no utility.  User should simply set the variable manually.
diff --git a/cvpcb/cvpcb.h b/cvpcb/cvpcb.h
index f5f76f433b..d463fde8d2 100644
--- a/cvpcb/cvpcb.h
+++ b/cvpcb/cvpcb.h
@@ -17,8 +17,6 @@
                           wxLC_SINGLE_SEL | wxVSCROLL | wxHSCROLL )
 
 extern const wxString FootprintAliasFileExtension;
-extern const wxString RetroFileExtension;
-
 extern const wxString FootprintAliasFileWildcard;
 
 
diff --git a/include/pcbcommon.h b/include/pcbcommon.h
index 2e18cc6bff..daafdfc788 100644
--- a/include/pcbcommon.h
+++ b/include/pcbcommon.h
@@ -1,3 +1,26 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 1992-2014 KiCad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
 /**
  * @file pcbcommon.h
  */
@@ -5,31 +28,35 @@
 #ifndef PCBCOMMON_H_
 #define PCBCOMMON_H_
 
+class PGM_BASE;
 
-#include <dlist.h>
-#include <layers_id_colors_and_visibility.h>
+/**
+ * attempts to set (when not set or valid) the environment variable given by aKiSys3Dmod
+ * (typically "KISYS3DMOD" ) to a valid path.
+ * If the environment variable is already set, then it left as is to respect
+ * the wishes of the user.
+ *
+ * The path is determined by attempting to find the path modules/packages3d
+ * files in kicad tree.
+ * This may or may not be the best path but it provides the best solution for
+ * backwards compatibility with the previous 3D shapes search path implementation.
+ *
+ * @note This must be called after #SetBinDir() is called at least on Windows.
+ * Otherwise, the kicad path is not known (Windows specific)
+ *
+ * @param aKiSys3Dmod = the value of environment variable, typically "KISYS3DMOD"
+ * @param aProcess = the current process
+ * @return false if the aKiSys3Dmod path is not valid.
+ */
+bool Set3DShapesDefaultPath( const wxString& aKiSys3Dmod, const PGM_BASE* aProcess );
 
 
-#define MIN_DRAW_WIDTH      1               ///< Minimum trace drawing width.
-
-
-class D_PAD;
-class TRACK;
-class BOARD;
-class DISPLAY_OPTIONS;
-
-extern DISPLAY_OPTIONS DisplayOpt;
-
-extern int g_CurrentVersionPCB;
-
-/// List of segments of the trace currently being drawn.
-extern DLIST<TRACK> g_CurrentTrackList;
-
-#define g_CurrentTrackSegment g_CurrentTrackList.GetLast()    ///< most recently created segment
-
-#define g_FirstTrackSegment   g_CurrentTrackList.GetFirst()   ///< first segment created
-
 /// Utility for comma separated lists
-void AccumulateDescription( wxString &aDesc, const wxString &aItem );
+inline void AccumulateDescription( wxString &aDesc, const wxString &aItem )
+{
+    if( !aDesc.IsEmpty() )
+        aDesc << wxT(", ");
+    aDesc << aItem;
+}
 
 #endif  // PCBCOMMON_H_
diff --git a/pcbnew/autorouter/auto_place_footprints.cpp b/pcbnew/autorouter/auto_place_footprints.cpp
index f14a2385f9..0b76c64d7e 100644
--- a/pcbnew/autorouter/auto_place_footprints.cpp
+++ b/pcbnew/autorouter/auto_place_footprints.cpp
@@ -37,7 +37,6 @@
 #include <wxPcbStruct.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <msgpanel.h>
 
 #include <autorout.h>
diff --git a/pcbnew/autorouter/graphpcb.cpp b/pcbnew/autorouter/graphpcb.cpp
index 15e9d2f94a..0aacee6f99 100644
--- a/pcbnew/autorouter/graphpcb.cpp
+++ b/pcbnew/autorouter/graphpcb.cpp
@@ -34,7 +34,6 @@
 #include <common.h>
 #include <macros.h>
 #include <trigo.h>
-#include <pcbcommon.h>
 #include <math_for_graphics.h>
 #include <class_board.h>
 #include <class_track.h>
diff --git a/pcbnew/autorouter/routing_matrix.cpp b/pcbnew/autorouter/routing_matrix.cpp
index 7875afb13c..0a85e585d6 100644
--- a/pcbnew/autorouter/routing_matrix.cpp
+++ b/pcbnew/autorouter/routing_matrix.cpp
@@ -32,7 +32,6 @@
 
 #include <fctsys.h>
 #include <common.h>
-#include <pcbcommon.h>
 
 #include <pcbnew.h>
 #include <cell.h>
diff --git a/pcbnew/autorouter/solve.cpp b/pcbnew/autorouter/solve.cpp
index a88395e189..dbc9c68937 100644
--- a/pcbnew/autorouter/solve.cpp
+++ b/pcbnew/autorouter/solve.cpp
@@ -39,7 +39,6 @@
 #include <wxPcbStruct.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_track.h>
diff --git a/pcbnew/basepcbframe.cpp b/pcbnew/basepcbframe.cpp
index 8369cb0a65..d8dc94391c 100644
--- a/pcbnew/basepcbframe.cpp
+++ b/pcbnew/basepcbframe.cpp
@@ -31,9 +31,7 @@
 #include <fctsys.h>
 #include <kiface_i.h>
 #include <wxstruct.h>
-#include <pcbcommon.h>
 #include <confirm.h>
-//#include <pgm_base.h>
 #include <kiface_i.h>
 #include <dialog_helpers.h>
 #include <kicad_device_context.h>
diff --git a/pcbnew/block.cpp b/pcbnew/block.cpp
index 33254ac942..7523968c8d 100644
--- a/pcbnew/block.cpp
+++ b/pcbnew/block.cpp
@@ -33,7 +33,6 @@
 #include <class_drawpanel.h>
 #include <confirm.h>
 #include <block_commande.h>
-#include <pcbcommon.h>
 #include <wxPcbStruct.h>
 #include <trigo.h>
 
diff --git a/pcbnew/class_board.cpp b/pcbnew/class_board.cpp
index d8b75825ca..5508bd05ec 100644
--- a/pcbnew/class_board.cpp
+++ b/pcbnew/class_board.cpp
@@ -36,7 +36,6 @@
 #include <fctsys.h>
 #include <common.h>
 #include <kicad_string.h>
-#include <pcbcommon.h>
 #include <wxBasePcbFrame.h>
 #include <msgpanel.h>
 #include <pcb_netlist.h>
diff --git a/pcbnew/class_dimension.cpp b/pcbnew/class_dimension.cpp
index 07a984b3d6..6fd4e2ef9d 100644
--- a/pcbnew/class_dimension.cpp
+++ b/pcbnew/class_dimension.cpp
@@ -31,7 +31,6 @@
 #include <fctsys.h>
 #include <macros.h>
 #include <gr_basic.h>
-#include <pcbcommon.h>
 #include <trigo.h>
 #include <wxstruct.h>
 #include <class_drawpanel.h>
diff --git a/pcbnew/class_drawsegment.cpp b/pcbnew/class_drawsegment.cpp
index 96cb0ff53f..b680e9b3d3 100644
--- a/pcbnew/class_drawsegment.cpp
+++ b/pcbnew/class_drawsegment.cpp
@@ -38,7 +38,6 @@
 #include <class_pcb_screen.h>
 #include <colors_selection.h>
 #include <trigo.h>
-#include <pcbcommon.h>
 #include <msgpanel.h>
 
 #include <pcbnew.h>
diff --git a/pcbnew/class_edge_mod.cpp b/pcbnew/class_edge_mod.cpp
index 5791563007..25359962cf 100644
--- a/pcbnew/class_edge_mod.cpp
+++ b/pcbnew/class_edge_mod.cpp
@@ -42,7 +42,6 @@
 #include <macros.h>
 #include <math_for_graphics.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 #include <msgpanel.h>
 #include <base_units.h>
 
diff --git a/pcbnew/class_mire.cpp b/pcbnew/class_mire.cpp
index ba59dda554..e54946c335 100644
--- a/pcbnew/class_mire.cpp
+++ b/pcbnew/class_mire.cpp
@@ -34,7 +34,6 @@
 #include <common.h>
 #include <class_drawpanel.h>
 #include <kicad_string.h>
-#include <pcbcommon.h>
 #include <colors_selection.h>
 #include <trigo.h>
 #include <macros.h>
diff --git a/pcbnew/class_module.cpp b/pcbnew/class_module.cpp
index d7abf9ec1e..cee079c8d6 100644
--- a/pcbnew/class_module.cpp
+++ b/pcbnew/class_module.cpp
@@ -37,7 +37,6 @@
 #include <trigo.h>
 #include <confirm.h>
 #include <kicad_string.h>
-#include <pcbcommon.h>
 #include <pcbnew.h>
 #include <colors_selection.h>
 #include <richio.h>
diff --git a/pcbnew/class_pad_draw_functions.cpp b/pcbnew/class_pad_draw_functions.cpp
index ead126d9ce..67a4627caf 100644
--- a/pcbnew/class_pad_draw_functions.cpp
+++ b/pcbnew/class_pad_draw_functions.cpp
@@ -37,7 +37,6 @@
 #include <drawtxt.h>
 #include <layers_id_colors_and_visibility.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 #include <pcbnew_id.h>             // ID_TRACK_BUTT
 #include <pcbnew.h>
 #include <class_board.h>
diff --git a/pcbnew/class_pcb_layer_widget.cpp b/pcbnew/class_pcb_layer_widget.cpp
index f03b0d87ce..25b6a95a9e 100644
--- a/pcbnew/class_pcb_layer_widget.cpp
+++ b/pcbnew/class_pcb_layer_widget.cpp
@@ -40,7 +40,6 @@
 #include <pcbstruct.h>      // enum PCB_VISIBLE
 #include <layer_widget.h>
 #include <macros.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_pcb_layer_widget.h>
diff --git a/pcbnew/class_pcb_text.cpp b/pcbnew/class_pcb_text.cpp
index ff61a8f9f2..4e1b647e89 100644
--- a/pcbnew/class_pcb_text.cpp
+++ b/pcbnew/class_pcb_text.cpp
@@ -35,7 +35,6 @@
 #include <drawtxt.h>
 #include <kicad_string.h>
 #include <trigo.h>
-#include <pcbcommon.h>
 #include <colors_selection.h>
 #include <richio.h>
 #include <class_drawpanel.h>
diff --git a/pcbnew/class_text_mod.cpp b/pcbnew/class_text_mod.cpp
index 48b43b161b..e3caf65bf9 100644
--- a/pcbnew/class_text_mod.cpp
+++ b/pcbnew/class_text_mod.cpp
@@ -35,7 +35,6 @@
 #include <class_drawpanel.h>
 #include <drawtxt.h>
 #include <kicad_string.h>
-#include <pcbcommon.h>
 #include <colors_selection.h>
 #include <richio.h>
 #include <macros.h>
diff --git a/pcbnew/class_track.cpp b/pcbnew/class_track.cpp
index 8c5c8a5850..b7c4a76c07 100644
--- a/pcbnew/class_track.cpp
+++ b/pcbnew/class_track.cpp
@@ -37,7 +37,6 @@
 #include <class_drawpanel.h>
 #include <class_pcb_screen.h>
 #include <drawtxt.h>
-#include <pcbcommon.h>
 #include <colors_selection.h>
 #include <wxstruct.h>
 #include <wxBasePcbFrame.h>
diff --git a/pcbnew/clean.cpp b/pcbnew/clean.cpp
index fbb1b79da0..b07936d61e 100644
--- a/pcbnew/clean.cpp
+++ b/pcbnew/clean.cpp
@@ -31,7 +31,6 @@
 
 #include <fctsys.h>
 #include <class_drawpanel.h>
-#include <pcbcommon.h>
 #include <wxPcbStruct.h>
 #include <pcbnew.h>
 #include <class_board.h>
diff --git a/pcbnew/connect.cpp b/pcbnew/connect.cpp
index fc2a679346..cd4bb0d905 100644
--- a/pcbnew/connect.cpp
+++ b/pcbnew/connect.cpp
@@ -30,7 +30,6 @@
 
 #include <fctsys.h>
 #include <common.h>
-#include <pcbcommon.h>
 #include <macros.h>
 #include <wxBasePcbFrame.h>
 
diff --git a/pcbnew/controle.cpp b/pcbnew/controle.cpp
index 911a473dda..d84b7c05ad 100644
--- a/pcbnew/controle.cpp
+++ b/pcbnew/controle.cpp
@@ -31,7 +31,6 @@
 #include <fctsys.h>
 #include <class_drawpanel.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <pcbnew_id.h>
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/deltrack.cpp b/pcbnew/deltrack.cpp
index ed514b3f7c..49c596c2dc 100644
--- a/pcbnew/deltrack.cpp
+++ b/pcbnew/deltrack.cpp
@@ -33,7 +33,6 @@
 #include <confirm.h>
 #include <wxPcbStruct.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <ratsnest_data.h>
 
 #include <class_board.h>
diff --git a/pcbnew/dialogs/dialog_display_options.cpp b/pcbnew/dialogs/dialog_display_options.cpp
index 18800c09e0..a5f8548b3e 100644
--- a/pcbnew/dialogs/dialog_display_options.cpp
+++ b/pcbnew/dialogs/dialog_display_options.cpp
@@ -36,7 +36,6 @@
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
 #include <pcbstruct.h>
-#include <pcbcommon.h>
 
 #include <pcbnew_id.h>
 
diff --git a/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.cpp b/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.cpp
index aa15953537..b91d3d1109 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.cpp
+++ b/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.cpp
@@ -242,7 +242,7 @@ void DIALOG_MODULE_BOARD_EDITOR::ModuleOrientEvent( wxCommandEvent& event )
 void DIALOG_MODULE_BOARD_EDITOR::InitModeditProperties()
 {
     wxString default_path;
-    wxGetEnv( wxT( KISYS3DMOD ), &default_path );
+    wxGetEnv( KISYS3DMOD, &default_path );
 #ifdef __WINDOWS__
     default_path.Replace( wxT( "/" ), wxT( "\\" ) );
 #endif
@@ -393,11 +393,6 @@ void DIALOG_MODULE_BOARD_EDITOR::On3DShapeNameSelected( wxCommandEvent& event )
 }
 
 
-void DIALOG_MODULE_BOARD_EDITOR::Add3DShape( wxCommandEvent& event )
-{
-    Browse3DLib( event );
-}
-
 
 void DIALOG_MODULE_BOARD_EDITOR::Remove3DShape( wxCommandEvent& event )
 {
@@ -423,92 +418,72 @@ void DIALOG_MODULE_BOARD_EDITOR::Remove3DShape( wxCommandEvent& event )
 }
 
 
-void DIALOG_MODULE_BOARD_EDITOR::Browse3DLib( wxCommandEvent& event )
+void DIALOG_MODULE_BOARD_EDITOR::BrowseAndAdd3DShapeFile()
 {
     PROJECT&        prj = Prj();
-    SEARCH_STACK&   search = Kiface().KifaceSearch();
 
-    wxString    fullpath;
-    wxString    kisys3dmod = wxGetenv( wxT( KISYS3DMOD ) );
+    // here, the KISYS3DMOD default path for 3D shape files is expected
+    // to be already defined (when starting Pcbnew, it is defined
+    // from the user defined env variable, or set to a default value)
+    wxFileName fn( wxGetenv( KISYS3DMOD ), wxEmptyString );
+    wxString default3DPath = fn.GetPathWithSep();
 
-    if( !kisys3dmod || !wxFileName::IsDirReadable( kisys3dmod ) )
-    {
-        fullpath = search.FindValidPath( LIB3D_PATH );
-    }
+    wxString initialpath = prj.GetRString( PROJECT::VIEWER_3D_PATH );
 
-    if( !fullpath )
-    {
-        fullpath = prj.GetRString( PROJECT::VIEWER_3D_PATH );
-        if( !fullpath )
-            fullpath = search.LastVisitedPath( LIB3D_PATH );
-    }
-
-#ifdef __WINDOWS__
-    fullpath.Replace( wxT( "/" ), wxT( "\\" ) );
-#endif
-
-    wxString    fullfilename;
-    wxString    shortfilename;
+    if( !initialpath )
+        initialpath = default3DPath;
 
     wxString    fileFilters = wxGetTranslation( Shapes3DFileWildcard );
 
     fileFilters += wxChar( '|' );
     fileFilters += wxGetTranslation( IDF3DFileWildcard );
 
-    fullfilename = EDA_FileSelector( _( "3D Shape:" ),
-                                     fullpath,
-                                     wxEmptyString,
-                                     wxEmptyString,
-                                     wxGetTranslation( fileFilters ),
-                                     this,
-                                     wxFD_OPEN,
-                                     true
-                                     );
+    wxString filename = EDA_FileSelector( _( "3D Shape:" ), initialpath,
+                                wxEmptyString, wxEmptyString,
+                                fileFilters, this, wxFD_OPEN, true );
 
-    if( fullfilename.IsEmpty() )
+    if( filename.IsEmpty() )
         return;
 
-    wxFileName fn = fullfilename;
+    fn = filename;
 
     prj.SetRString( PROJECT::VIEWER_3D_PATH, fn.GetPath() );
 
-    /* If the file path is already in the library search paths
-     * list, just add the library name to the list.  Otherwise, add
-     * the library name with the full or relative path.
-     * the relative path, when possible is preferable,
-     * because it preserve use of default libraries paths, when the path is a
-     * sub path of these default paths
+    /* If the file path is already in the 3D shape file default path
+     * just add the file name relative to this path to the list.
+     * Otherwise, add the file name with a full or relative path.
+     * The relative path, when possible, is preferable
+     * because it preserve use of default path, when the path is a sub path of this path
      */
-    shortfilename = search.FilenameWithRelativePathInSearchList(
-            fullfilename, wxPathOnly( Prj().GetProjectFullName() ) );
+    wxString rootpath = filename.SubString( 0, default3DPath.Length()-1 );
+    bool useRelPath = rootpath.IsSameAs( default3DPath, wxFileName::IsCaseSensitive() );
 
-    wxFileName aux = shortfilename;
-    if( aux.IsAbsolute() )
+    if( useRelPath )
+        fn.MakeRelativeTo( default3DPath );
+    else    // Absolute path given, not a subpath of the default path,
+            // therefore ask if the user wants a relative (to the default path) one
     {
-        // Absolute path, ask if the user wants a relative one
-        int diag = wxMessageBox(
-            _( "Use a relative path?" ),
-            _( "Path type" ),
-            wxYES_NO | wxICON_QUESTION, this );
+        wxString msg;
+        msg.Printf( _( "Use a path relative to '%s'?" ), GetChars( default3DPath ) );
+        int diag = wxMessageBox( msg, _( "Path type" ),
+                                 wxYES_NO | wxICON_QUESTION, this );
 
-        if( diag == wxYES )
-        {
-            // Make it relative
-            aux.MakeRelativeTo( wxT(".") );
-            shortfilename = aux.GetPathWithSep() + aux.GetFullName();
-        }
+        if( diag == wxYES )     // Make it relative to the default 3D path
+            fn.MakeRelativeTo( default3DPath );
     }
 
+    filename = fn.GetFullPath();
+
     S3D_MASTER* new3DShape = new S3D_MASTER( NULL );
 
 #ifdef __WINDOWS__
-    // Store filename in Unix notation
-    shortfilename.Replace( wxT( "\\" ), wxT( "/" ) );
+    // In Kicad files, filenames and paths are stored using Unix notation
+    filename.Replace( wxT( "\\" ), wxT( "/" ) );
 #endif
 
-    new3DShape->SetShape3DName( shortfilename );
+    new3DShape->SetShape3DName( filename );
     m_Shapes3D_list.push_back( new3DShape );
-    m_3D_ShapeNameListBox->Append( shortfilename );
+    m_3D_ShapeNameListBox->Append( filename );
 
     if( m_LastSelected3DShapeIndex >= 0 )
         TransfertDisplayTo3DValues( m_LastSelected3DShapeIndex );
diff --git a/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.h b/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.h
index 4792584a74..2fc02dfb4f 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.h
+++ b/pcbnew/dialogs/dialog_edit_module_for_BoardEditor.h
@@ -31,16 +31,21 @@ public:
     ~DIALOG_MODULE_BOARD_EDITOR();
 
 private:
+    void BrowseAndAdd3DShapeFile();
     void InitBoardProperties();
     void InitModeditProperties();
     void Transfert3DValuesToDisplay( S3D_MASTER * aStruct3DSource );
     void TransfertDisplayTo3DValues( int aIndexSelection );
+
+    // virtual event functions
     void OnEditValue( wxCommandEvent& event );
     void OnEditReference( wxCommandEvent& event );
     void On3DShapeSelection( wxCommandEvent& event );
     void On3DShapeNameSelected( wxCommandEvent& event );
-    void Browse3DLib( wxCommandEvent& event );
-    void Add3DShape( wxCommandEvent& event );
+    void Add3DShape( wxCommandEvent& event )
+    {
+        BrowseAndAdd3DShapeFile();
+    }
     void Remove3DShape( wxCommandEvent& event );
     void OnCancelClick( wxCommandEvent& event );
     void OnOkClick( wxCommandEvent& event );
diff --git a/pcbnew/dialogs/dialog_edit_module_for_Modedit.cpp b/pcbnew/dialogs/dialog_edit_module_for_Modedit.cpp
index 3debc1be0f..0703853f47 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_Modedit.cpp
+++ b/pcbnew/dialogs/dialog_edit_module_for_Modedit.cpp
@@ -93,7 +93,7 @@ void DIALOG_MODULE_MODULE_EDITOR::initModeditProperties()
 
     // Display the default path, given by environment variable KISYS3DMOD
     wxString default_path;
-    wxGetEnv( wxT( KISYS3DMOD ), &default_path );
+    wxGetEnv( KISYS3DMOD, &default_path );
 #ifdef __WINDOWS__
     default_path.Replace( wxT( "/" ), wxT( "\\" ) );
 #endif
@@ -288,88 +288,77 @@ void DIALOG_MODULE_MODULE_EDITOR::Remove3DShape(wxCommandEvent& event)
 }
 
 
-void DIALOG_MODULE_MODULE_EDITOR::BrowseAndAdd3DLib( wxCommandEvent& event )
+void DIALOG_MODULE_MODULE_EDITOR::BrowseAndAdd3DShapeFile()
 {
     PROJECT&        prj = Prj();
-    SEARCH_STACK&   search = Kiface().KifaceSearch();
 
-    wxString    fullpath;
-    wxString    kisys3dmod = wxGetenv( wxT( KISYS3DMOD ) );
+    // here, the KISYS3DMOD default path for 3D shape files is expected
+    // to be already defined (when starting Pcbnew, it is defined
+    // from the user defined env variable, or set to a default value)
+    wxFileName fn( wxGetenv( KISYS3DMOD ), wxEmptyString );
+    wxString default3DPath = fn.GetPathWithSep();
 
-    if( !kisys3dmod || !wxFileName::IsDirReadable( kisys3dmod ) )
-    {
-        fullpath = search.FindValidPath( LIB3D_PATH );
-    }
+    wxString initialpath = prj.GetRString( PROJECT::VIEWER_3D_PATH );
 
-    if( !fullpath )
-    {
-        fullpath = prj.GetRString( PROJECT::VIEWER_3D_PATH );
-        if( !fullpath )
-            fullpath = search.LastVisitedPath( LIB3D_PATH );
-    }
+    if( !initialpath )
+        initialpath = default3DPath;
 
 #ifdef __WINDOWS__
-    fullpath.Replace( wxT( "/" ), wxT( "\\" ) );
+    initialpath.Replace( wxT( "/" ), wxT( "\\" ) );
 #endif
 
-    wxString fullfilename, shortfilename;
     wxString fileFilters = wxGetTranslation( Shapes3DFileWildcard );
 
     fileFilters += wxChar(  '|' );
     fileFilters += wxGetTranslation( IDF3DFileWildcard );
 
-    fullfilename = EDA_FileSelector( _( "3D Shape:" ),
-                                     fullpath,
-                                     wxEmptyString,
-                                     wxEmptyString,
-                                     wxGetTranslation( fileFilters ),
-                                     this,
-                                     wxFD_OPEN,
-                                     true
-                                     );
+    wxString filename = EDA_FileSelector( _( "3D Shape:" ), initialpath,
+                                          wxEmptyString, wxEmptyString,
+                                          wxGetTranslation( fileFilters ),
+                                          this, wxFD_OPEN, true );
 
-    if( fullfilename.IsEmpty() )
+    if( filename.IsEmpty() )
         return;
 
-    wxFileName fn = fullfilename;
+    fn = filename;
 
     prj.SetRString( PROJECT::VIEWER_3D_PATH, fn.GetPath() );
 
-    /* If the file path is already in the library search paths
-     * list, just add the library name to the list.  Otherwise, add
-     * the library name with the full or relative path.
-     * the relative path, when possible is preferable,
-     * because it preserve use of default libraries paths, when the path is a sub path of these default paths
+    /* If the file path is already in the 3D shape file default path
+     * just add the file name relative to this path to the list.
+     * Otherwise, add the file name with a full or relative path.
+     * The relative path, when possible, is preferable
+     * because it preserve use of default path, when the path is a sub path of this path
      */
-    shortfilename = search.FilenameWithRelativePathInSearchList(
-            fullfilename, wxPathOnly( Prj().GetProjectFullName() ) );
+    wxString rootpath = filename.SubString( 0, default3DPath.Length()-1 );
+    bool useRelPath = rootpath.IsSameAs( default3DPath, wxFileName::IsCaseSensitive() );
 
-    wxFileName aux = shortfilename;
+    if( useRelPath )
+        fn.MakeRelativeTo( default3DPath );
+    else    // Absolute path given, not a subpath of the default path,
+            // therefore ask if the user wants a relative (to the default path) one
+    {
+        wxString msg;
+        msg.Printf( _( "Use a path relative to '%s'?" ), GetChars( default3DPath ) );
+        int diag = wxMessageBox( msg, _( "Path type" ),
+                                 wxYES_NO | wxICON_QUESTION, this );
 
-    if( aux.IsAbsolute() )
-    {   // Absolute path, ask if the user wants a relative one
-        int diag = wxMessageBox(
-            _( "Use a relative path?" ),
-            _( "Path type" ),
-            wxYES_NO | wxICON_QUESTION, this );
-
-        if( diag == wxYES )
-        {   // Make it relative
-            aux.MakeRelativeTo( wxT( "." ) );
-            shortfilename = aux.GetPathWithSep() + aux.GetFullName();
-        }
+        if( diag == wxYES )     // Make it relative to the default 3D path
+            fn.MakeRelativeTo( default3DPath );
     }
 
+    filename = fn.GetFullPath();
+
     S3D_MASTER* new3DShape = new S3D_MASTER(NULL);
 
 #ifdef __WINDOWS__
     // Store filename in Unix notation
-    shortfilename.Replace( wxT( "\\" ), wxT( "/" ) );
+    filename.Replace( wxT( "\\" ), wxT( "/" ) );
 #endif
 
-    new3DShape->SetShape3DName( shortfilename );
+    new3DShape->SetShape3DName( filename );
     m_shapes3D_list.push_back( new3DShape );
-    m_3D_ShapeNameListBox->Append( shortfilename );
+    m_3D_ShapeNameListBox->Append( filename );
 
     if( m_lastSelected3DShapeIndex >= 0 )
         TransfertDisplayTo3DValues( m_lastSelected3DShapeIndex );
diff --git a/pcbnew/dialogs/dialog_edit_module_for_Modedit.h b/pcbnew/dialogs/dialog_edit_module_for_Modedit.h
index 69d77862dd..83f91b12a6 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_Modedit.h
+++ b/pcbnew/dialogs/dialog_edit_module_for_Modedit.h
@@ -34,14 +34,20 @@ public:
     ~DIALOG_MODULE_MODULE_EDITOR();
 
 private:
+    void BrowseAndAdd3DShapeFile();
     void initModeditProperties();
     void Transfert3DValuesToDisplay( S3D_MASTER * aStruct3DSource );
     void TransfertDisplayTo3DValues( int aIndexSelection );
+
+    // virtual event functions
     void OnEditValue( wxCommandEvent& event );
     void OnEditReference( wxCommandEvent& event );
     void On3DShapeSelection( wxCommandEvent& event );
     void On3DShapeNameSelected( wxCommandEvent& event );
-    void BrowseAndAdd3DLib( wxCommandEvent& event );
+    void Add3DShape( wxCommandEvent& event )
+    {
+        BrowseAndAdd3DShapeFile();
+    }
     void Remove3DShape( wxCommandEvent& event );
     void OnCancelClick( wxCommandEvent& event );
     void OnOkClick( wxCommandEvent& event );
diff --git a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.cpp b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.cpp
index 093a513828..4431dc3b64 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.cpp
+++ b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.cpp
@@ -327,7 +327,7 @@ DIALOG_MODULE_MODULE_EDITOR_BASE::DIALOG_MODULE_MODULE_EDITOR_BASE( wxWindow* pa
 	m_button4->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnEditReference ), NULL, this );
 	m_button5->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnEditValue ), NULL, this );
 	m_3D_ShapeNameListBox->Connect( wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::On3DShapeNameSelected ), NULL, this );
-	m_buttonBrowse->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::BrowseAndAdd3DLib ), NULL, this );
+	m_buttonBrowse->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::Add3DShape ), NULL, this );
 	m_buttonRemove->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::Remove3DShape ), NULL, this );
 	m_sdbSizerStdButtonsCancel->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnCancelClick ), NULL, this );
 	m_sdbSizerStdButtonsOK->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnOkClick ), NULL, this );
@@ -339,7 +339,7 @@ DIALOG_MODULE_MODULE_EDITOR_BASE::~DIALOG_MODULE_MODULE_EDITOR_BASE()
 	m_button4->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnEditReference ), NULL, this );
 	m_button5->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnEditValue ), NULL, this );
 	m_3D_ShapeNameListBox->Disconnect( wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::On3DShapeNameSelected ), NULL, this );
-	m_buttonBrowse->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::BrowseAndAdd3DLib ), NULL, this );
+	m_buttonBrowse->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::Add3DShape ), NULL, this );
 	m_buttonRemove->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::Remove3DShape ), NULL, this );
 	m_sdbSizerStdButtonsCancel->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnCancelClick ), NULL, this );
 	m_sdbSizerStdButtonsOK->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( DIALOG_MODULE_MODULE_EDITOR_BASE::OnOkClick ), NULL, this );
diff --git a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.fbp b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.fbp
index f78792055f..098cd0381c 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.fbp
+++ b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.fbp
@@ -4173,7 +4173,7 @@
                                                             <property name="window_extra_style"></property>
                                                             <property name="window_name"></property>
                                                             <property name="window_style"></property>
-                                                            <event name="OnButtonClick">BrowseAndAdd3DLib</event>
+                                                            <event name="OnButtonClick">Add3DShape</event>
                                                             <event name="OnChar"></event>
                                                             <event name="OnEnterWindow"></event>
                                                             <event name="OnEraseBackground"></event>
diff --git a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.h b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.h
index 839854b525..17e741b5d0 100644
--- a/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.h
+++ b/pcbnew/dialogs/dialog_edit_module_for_Modedit_base.h
@@ -109,7 +109,7 @@ class DIALOG_MODULE_MODULE_EDITOR_BASE : public DIALOG_SHIM
 		virtual void OnEditReference( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnEditValue( wxCommandEvent& event ) { event.Skip(); }
 		virtual void On3DShapeNameSelected( wxCommandEvent& event ) { event.Skip(); }
-		virtual void BrowseAndAdd3DLib( wxCommandEvent& event ) { event.Skip(); }
+		virtual void Add3DShape( wxCommandEvent& event ) { event.Skip(); }
 		virtual void Remove3DShape( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnCancelClick( wxCommandEvent& event ) { event.Skip(); }
 		virtual void OnOkClick( wxCommandEvent& event ) { event.Skip(); }
diff --git a/pcbnew/dialogs/dialog_footprint_wizard_list.cpp b/pcbnew/dialogs/dialog_footprint_wizard_list.cpp
index e1e31d67e0..e6265bd9fb 100644
--- a/pcbnew/dialogs/dialog_footprint_wizard_list.cpp
+++ b/pcbnew/dialogs/dialog_footprint_wizard_list.cpp
@@ -9,7 +9,6 @@
 #include <fctsys.h>
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <dialog_footprint_wizard_list.h>
 #include <class_footprint_wizard.h>
 
diff --git a/pcbnew/dialogs/dialog_fp_lib_table.cpp b/pcbnew/dialogs/dialog_fp_lib_table.cpp
index 6d5bf405da..20e418ef72 100644
--- a/pcbnew/dialogs/dialog_fp_lib_table.cpp
+++ b/pcbnew/dialogs/dialog_fp_lib_table.cpp
@@ -36,6 +36,7 @@
 
 #include <fctsys.h>
 #include <project.h>
+#include <3d_viewer.h>      // for KISYS3DMOD
 #include <dialog_fp_lib_table_base.h>
 #include <fp_lib_table.h>
 #include <fp_lib_table_lexer.h>
@@ -713,6 +714,9 @@ private:
         // the current project.
         unique.insert( PROJECT_VAR_NAME );
         unique.insert( FP_LIB_TABLE::GlobalPathEnvVariableName() );
+        // This special environment variable is used to locad 3d shapes
+        unique.insert( KISYS3DMOD );
+        unique.insert( FP_LIB_TABLE::GlobalPathEnvVariableName() );
 
         m_path_subs_grid->AppendRows( unique.size() );
 
diff --git a/pcbnew/dialogs/dialog_general_options.cpp b/pcbnew/dialogs/dialog_general_options.cpp
index 696859b820..d9346fef61 100644
--- a/pcbnew/dialogs/dialog_general_options.cpp
+++ b/pcbnew/dialogs/dialog_general_options.cpp
@@ -36,7 +36,6 @@
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
 #include <class_board_design_settings.h>
-#include <pcbcommon.h>
 #include <kicad_string.h>
 #include <pcbnew_id.h>
 #include <class_board.h>
diff --git a/pcbnew/dialogs/dialog_global_deletion.cpp b/pcbnew/dialogs/dialog_global_deletion.cpp
index b4998f2a4d..c8cd64fd5e 100644
--- a/pcbnew/dialogs/dialog_global_deletion.cpp
+++ b/pcbnew/dialogs/dialog_global_deletion.cpp
@@ -28,7 +28,6 @@
 #include <confirm.h>
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <ratsnest_data.h>
 
 #include <class_board.h>
diff --git a/pcbnew/dialogs/dialog_netlist.cpp b/pcbnew/dialogs/dialog_netlist.cpp
index e888eeb38d..ea17ac0f5a 100644
--- a/pcbnew/dialogs/dialog_netlist.cpp
+++ b/pcbnew/dialogs/dialog_netlist.cpp
@@ -35,7 +35,6 @@
 #include <html_messagebox.h>
 #include <base_units.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <pcb_netlist.h>
 #include <netlist_reader.h>
 #include <reporter.h>
diff --git a/pcbnew/dialogs/dialog_scripting.cpp b/pcbnew/dialogs/dialog_scripting.cpp
index 7b20997a58..2370350f15 100644
--- a/pcbnew/dialogs/dialog_scripting.cpp
+++ b/pcbnew/dialogs/dialog_scripting.cpp
@@ -7,7 +7,6 @@
 #include <fctsys.h>
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <dialog_scripting.h>
 
 
diff --git a/pcbnew/edit.cpp b/pcbnew/edit.cpp
index 787a73827e..2fc9a19727 100644
--- a/pcbnew/edit.cpp
+++ b/pcbnew/edit.cpp
@@ -38,7 +38,6 @@
 #include <gestfich.h>
 #include <kicad_device_context.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 
 #include <pcbnew_id.h>
 #include <pcbnew.h>
diff --git a/pcbnew/editedge.cpp b/pcbnew/editedge.cpp
index ee6af0fd1a..52b3f3c846 100644
--- a/pcbnew/editedge.cpp
+++ b/pcbnew/editedge.cpp
@@ -33,7 +33,6 @@
 #include <confirm.h>
 #include <wxPcbStruct.h>
 #include <gr_basic.h>
-#include <pcbcommon.h>
 
 #include <pcbnew.h>
 #include <protos.h>
diff --git a/pcbnew/editrack-part2.cpp b/pcbnew/editrack-part2.cpp
index 7312a741d2..9954671ff5 100644
--- a/pcbnew/editrack-part2.cpp
+++ b/pcbnew/editrack-part2.cpp
@@ -34,7 +34,6 @@
 #include <class_drawpanel.h>
 #include <confirm.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/editrack.cpp b/pcbnew/editrack.cpp
index ade0736df6..03f3fe3fcb 100644
--- a/pcbnew/editrack.cpp
+++ b/pcbnew/editrack.cpp
@@ -31,7 +31,6 @@
 #include <fctsys.h>
 #include <class_drawpanel.h>
 #include <trigo.h>
-#include <pcbcommon.h>
 #include <wxPcbStruct.h>
 #include <colors_selection.h>
 
diff --git a/pcbnew/files.cpp b/pcbnew/files.cpp
index 7b53172267..a1eaefe4b7 100644
--- a/pcbnew/files.cpp
+++ b/pcbnew/files.cpp
@@ -35,7 +35,6 @@
 #include <gestfich.h>
 #include <wxPcbStruct.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <3d_viewer.h>
 #include <richio.h>
 #include <filter_reader.h>
diff --git a/pcbnew/footprint_wizard.cpp b/pcbnew/footprint_wizard.cpp
index ab4023846a..ccfc7cf37c 100644
--- a/pcbnew/footprint_wizard.cpp
+++ b/pcbnew/footprint_wizard.cpp
@@ -8,7 +8,6 @@
 #include <wxPcbStruct.h>
 #include <dialog_helpers.h>
 #include <3d_viewer.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/footprint_wizard_frame.cpp b/pcbnew/footprint_wizard_frame.cpp
index 0e0c92cc3c..82ca685bca 100644
--- a/pcbnew/footprint_wizard_frame.cpp
+++ b/pcbnew/footprint_wizard_frame.cpp
@@ -33,7 +33,6 @@
 #include <class_drawpanel.h>
 #include <wxPcbStruct.h>
 #include <3d_viewer.h>
-#include <pcbcommon.h>
 #include <msgpanel.h>
 #include <macros.h>
 
diff --git a/pcbnew/globaleditpad.cpp b/pcbnew/globaleditpad.cpp
index 7e0b895135..e555c5688c 100644
--- a/pcbnew/globaleditpad.cpp
+++ b/pcbnew/globaleditpad.cpp
@@ -7,7 +7,6 @@
 #include <class_drawpanel.h>
 #include <confirm.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>
 #include <module_editor_frame.h>
 
 #include <class_board.h>
diff --git a/pcbnew/hotkeys_board_editor.cpp b/pcbnew/hotkeys_board_editor.cpp
index 15b42f134d..fbf138753f 100644
--- a/pcbnew/hotkeys_board_editor.cpp
+++ b/pcbnew/hotkeys_board_editor.cpp
@@ -30,7 +30,6 @@
 #include <wxPcbStruct.h>
 #include <class_drawpanel.h>
 #include <confirm.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/librairi.cpp b/pcbnew/librairi.cpp
index e28b6c84bd..5a02231bbf 100644
--- a/pcbnew/librairi.cpp
+++ b/pcbnew/librairi.cpp
@@ -38,7 +38,6 @@
 #include <wxPcbStruct.h>
 #include <dialog_helpers.h>
 #include <filter_reader.h>
-#include <pcbcommon.h>
 #include <macros.h>
 #include <fp_lib_table.h>
 #include <validators.h>
diff --git a/pcbnew/loadcmp.cpp b/pcbnew/loadcmp.cpp
index e9a8e8c2c7..a5da9dc222 100644
--- a/pcbnew/loadcmp.cpp
+++ b/pcbnew/loadcmp.cpp
@@ -36,13 +36,11 @@
 #include <kicad_string.h>
 #include <pgm_base.h>
 #include <kiway.h>
-//#include <frame_type.h>
 #include <wxPcbStruct.h>
 #include <dialog_helpers.h>
 #include <filter_reader.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <fp_lib_table.h>
 #include <fpid.h>
 
diff --git a/pcbnew/magnetic_tracks_functions.cpp b/pcbnew/magnetic_tracks_functions.cpp
index 3400c2b0d8..cce650c686 100644
--- a/pcbnew/magnetic_tracks_functions.cpp
+++ b/pcbnew/magnetic_tracks_functions.cpp
@@ -12,7 +12,6 @@
 #include <pcbnew.h>
 #include <wxPcbStruct.h>
 #include <macros.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_track.h>
diff --git a/pcbnew/modedit.cpp b/pcbnew/modedit.cpp
index 00dbc83123..c7d5377fd3 100644
--- a/pcbnew/modedit.cpp
+++ b/pcbnew/modedit.cpp
@@ -38,7 +38,6 @@
 #include <wxPcbStruct.h>
 #include <kicad_device_context.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <invoke_pcb_dialog.h>
 
 #include <class_board.h>
diff --git a/pcbnew/moduleframe.cpp b/pcbnew/moduleframe.cpp
index 8e9c83b67a..111b79bc76 100644
--- a/pcbnew/moduleframe.cpp
+++ b/pcbnew/moduleframe.cpp
@@ -40,7 +40,6 @@
 #include <wxPcbStruct.h>
 #include <dialog_helpers.h>
 #include <3d_viewer.h>
-#include <pcbcommon.h>
 #include <msgpanel.h>
 #include <fp_lib_table.h>
 
diff --git a/pcbnew/modules.cpp b/pcbnew/modules.cpp
index d6a357e1bc..60139f5761 100644
--- a/pcbnew/modules.cpp
+++ b/pcbnew/modules.cpp
@@ -35,7 +35,6 @@
 #include <wxPcbStruct.h>
 #include <trigo.h>
 #include <macros.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/modview_frame.cpp b/pcbnew/modview_frame.cpp
index c9d3d00f5b..94d4eea73f 100644
--- a/pcbnew/modview_frame.cpp
+++ b/pcbnew/modview_frame.cpp
@@ -35,7 +35,6 @@
 #include <pcb_draw_panel_gal.h>
 #include <wxPcbStruct.h>
 #include <3d_viewer.h>
-#include <pcbcommon.h>
 #include <dialog_helpers.h>
 #include <msgpanel.h>
 #include <macros.h>
diff --git a/pcbnew/move-drag_pads.cpp b/pcbnew/move-drag_pads.cpp
index eae74d2662..e52ad9f5d1 100644
--- a/pcbnew/move-drag_pads.cpp
+++ b/pcbnew/move-drag_pads.cpp
@@ -12,7 +12,6 @@
 #include <trigo.h>
 #include <block_commande.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/move_or_drag_track.cpp b/pcbnew/move_or_drag_track.cpp
index 6a36f6ade2..6c93577c0f 100644
--- a/pcbnew/move_or_drag_track.cpp
+++ b/pcbnew/move_or_drag_track.cpp
@@ -36,7 +36,6 @@
 #include <trigo.h>
 #include <macros.h>
 #include <gr_basic.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 
diff --git a/pcbnew/muonde.cpp b/pcbnew/muonde.cpp
index 3ac2545545..7a80887203 100644
--- a/pcbnew/muonde.cpp
+++ b/pcbnew/muonde.cpp
@@ -40,7 +40,6 @@
 #include <richio.h>
 #include <filter_reader.h>
 #include <gr_basic.h>
-#include <pcbcommon.h>
 #include <macros.h>
 #include <base_units.h>
 
diff --git a/pcbnew/pcb_draw_panel_gal.cpp b/pcbnew/pcb_draw_panel_gal.cpp
index 3f729c0444..e08f32bd62 100644
--- a/pcbnew/pcb_draw_panel_gal.cpp
+++ b/pcbnew/pcb_draw_panel_gal.cpp
@@ -33,7 +33,6 @@
 #include <class_board.h>
 #include <class_module.h>
 #include <class_track.h>
-#include <pcbcommon.h>
 
 #include <boost/bind.hpp>
 
diff --git a/pcbnew/pcbframe.cpp b/pcbnew/pcbframe.cpp
index c2e20cfb0f..8b9dae04f7 100644
--- a/pcbnew/pcbframe.cpp
+++ b/pcbnew/pcbframe.cpp
@@ -35,7 +35,6 @@
 #include <class_drawpanel.h>
 #include <confirm.h>
 #include <wxPcbStruct.h>
-#include <pcbcommon.h>      // enum PCB_VISIBLE
 #include <collectors.h>
 #include <build_version.h>
 #include <macros.h>
diff --git a/pcbnew/pcbnew.cpp b/pcbnew/pcbnew.cpp
index 384a3ca405..db578ec9ce 100644
--- a/pcbnew/pcbnew.cpp
+++ b/pcbnew/pcbnew.cpp
@@ -42,8 +42,6 @@
 #include <eda_dde.h>
 #include <pcbcommon.h>
 #include <colors_selection.h>
-#include <gr_basic.h>
-#include <3d_viewer.h>
 #include <wx/stdpaths.h>
 
 #include <wx/file.h>
@@ -52,7 +50,6 @@
 #include <gestfich.h>
 
 #include <pcbnew.h>
-#include <protos.h>
 #include <hotkeys.h>
 #include <wildcards_and_files_ext.h>
 #include <class_board.h>
@@ -81,7 +78,9 @@ int         g_MaxLinksShowed;
 int         g_MagneticPadOption   = capture_cursor_in_track_tool;
 int         g_MagneticTrackOption = capture_cursor_in_track_tool;
 
-wxPoint     g_Offset_Module;     /* Distance to offset module trace when moving. */
+wxPoint     g_Offset_Module;     // module offset used when moving a footprint
+
+DISPLAY_OPTIONS DisplayOpt;      // General display options
 
 /* Name of the document footprint list
  * usually located in share/modules/footprints_doc
@@ -90,6 +89,13 @@ wxPoint     g_Offset_Module;     /* Distance to offset module trace when moving.
  */
 wxString    g_DocModulesFileName = wxT( "footprints_doc/footprints.pdf" );
 
+/*
+ * Used in track creation, a list of track segments currently being created,
+ * with the newest track at the end of the list, sorted by new-ness.  e.g. use
+ * TRACK->Back() to get the next older track, TRACK->Next() to get the next
+ * newer track.
+ */
+DLIST<TRACK> g_CurrentTrackList;
 
 namespace PCB {
 
@@ -205,105 +211,6 @@ PGM_BASE& Pgm()
 }
 #endif
 
-/**
- * Function set3DShapesPath
- * attempts to set the environment variable given by aKiSys3Dmod to a valid path.
- * (typically "KISYS3DMOD" )
- * If the environment variable is already set,
- * then it left as is to respect the wishes of the user.
- *
- * The path is determined by attempting to find the path modules/packages3d
- * files in kicad tree.
- * This may or may not be the best path but it provides the best solution for
- * backwards compatibility with the previous 3D shapes search path implementation.
- *
- * @note This must be called after #SetBinDir() is called at least on Windows.
- * Otherwise, the kicad path is not known (Windows specific)
- *
- * @param aKiSys3Dmod = the value of environment variable, typically "KISYS3DMOD"
- * @return false if the aKiSys3Dmod path is not valid.
- */
-static bool set3DShapesPath( const wxString& aKiSys3Dmod )
-{
-    wxString    path;
-
-    // Set the KISYS3DMOD environment variable for the current process,
-    // if it is not already defined in the user's environment and valid.
-    if( wxGetEnv( aKiSys3Dmod, &path ) && wxFileName::DirExists( path ) )
-        return true;
-
-    // Attempt to determine where the 3D shape libraries were installed using the
-    // legacy path:
-    // on Unix: /usr/local/kicad/share/modules/packages3d
-    // or  /usr/share/kicad/modules/packages3d
-    // On Windows: bin../share/modules/packages3d
-    wxString relpath( wxT( "modules/packages3d" ) );
-
-// Apple MacOSx
-#ifdef __WXMAC__
-    path = wxT("/Library/Application Support/kicad/modules/packages3d/");
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    path = wxString( wxGetenv( wxT( "HOME" ) ) ) + wxT("/Library/Application Support/kicad/modules/packages3d/");
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-#elif defined(__UNIX__)     // Linux and non-Apple Unix
-    // Try the home directory:
-    path.Empty();
-    wxGetEnv( wxT("HOME"), &path );
-    path += wxT("/kicad/share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    // Try the standard install path:
-    path = wxT("/usr/local/kicad/share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-    // Try the official distrib standard install path:
-    path = wxT("/usr/share/kicad/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-
-#else   // Windows
-    // On Windows, the install path is given by the path of executables
-    wxFileName fn;
-    fn.AssignDir( Pgm().GetExecutablePath() );
-    fn.RemoveLastDir();
-    path = fn.GetPathWithSep() + wxT("share/") + relpath;
-
-    if( wxFileName::DirExists( path ) )
-    {
-        wxSetEnv( aKiSys3Dmod, path );
-        return true;
-    }
-#endif
-
-    return false;
-}
-
 
 #if defined(KICAD_SCRIPTING)
 static bool scriptingSetup()
@@ -412,8 +319,10 @@ bool IFACE::OnKifaceStart( PGM_BASE* aProgram, int aCtlBits )
     // display the real hotkeys in menus or tool tips
     ReadHotkeyConfig( wxT( "PcbFrame" ), g_Board_Editor_Hokeys_Descr );
 
-    // Set 3D shape path from environment variable KISYS3DMOD
-    set3DShapesPath( wxT(KISYS3DMOD) );
+    // Set 3D shape path (environment variable KISYS3DMOD) if not defined or valid
+    // Currently, called here, but could be moved ( OpenProjectFiles() ? )
+    // if KISYS3DMOD is defined in a project config file
+    Set3DShapesDefaultPath( KISYS3DMOD, aProgram );
 
     try
     {
diff --git a/pcbnew/pcbnew.h b/pcbnew/pcbnew.h
index 59bdcbe799..edc9dee1ae 100644
--- a/pcbnew/pcbnew.h
+++ b/pcbnew/pcbnew.h
@@ -8,6 +8,7 @@
 
 #include <fctsys.h>         // wxWidgets include.
 #include <base_struct.h>    // IS_DRAGGED and IN_EDIT definitions.
+#include <dlist.h>
 #include <convert_to_biu.h> // to define DMils2iu() conversion function
 #include <layers_id_colors_and_visibility.h>
 
@@ -37,6 +38,7 @@ enum ENDPOINT_T {
 #define TEXTS_MIN_SIZE  DMils2iu( 50 )      ///< Minimum text size in Pcbnew units value (50 * 0.0001 mils)
 #define TEXTS_MAX_SIZE  DMils2iu( 10000 )   ///< Maximum text size in Pcbnew units value (1 inch) )
 #define TEXTS_MAX_WIDTH DMils2iu( 5000 )    ///< Maximum text width in Pcbnew units value (0.5 inches)
+#define MIN_DRAW_WIDTH  1                   ///< Minimum trace drawing width in pixels.
 
 
 // Flag to force the SKETCH mode to display items (.m_Flags member)
@@ -71,6 +73,16 @@ extern int      g_MagneticTrackOption;
 
 extern wxPoint  g_Offset_Module;         // Offset trace when moving footprint.
 
+/// List of segments of the trace currently being drawn.
+class TRACK;
+extern DLIST<TRACK> g_CurrentTrackList;
+#define g_CurrentTrackSegment g_CurrentTrackList.GetLast()    ///< most recently created segment
+#define g_FirstTrackSegment   g_CurrentTrackList.GetFirst()   ///< first segment created
+
+
+class DISPLAY_OPTIONS;
+extern DISPLAY_OPTIONS DisplayOpt;
+
 enum MagneticPadOptionValues {
     no_effect,
     capture_cursor_in_track_tool,
diff --git a/pcbnew/pcbnew_config.cpp b/pcbnew/pcbnew_config.cpp
index f9f9c41153..37e676260d 100644
--- a/pcbnew/pcbnew_config.cpp
+++ b/pcbnew/pcbnew_config.cpp
@@ -37,7 +37,6 @@
 #include <gestfich.h>
 #include <xnode.h>
 #include <macros.h>
-#include <pcbcommon.h>
 #include <wxPcbStruct.h>
 #include <class_board_design_settings.h>
 #include <plot_common.h>
diff --git a/pcbnew/plot_board_layers.cpp b/pcbnew/plot_board_layers.cpp
index 36ac8b41bd..e320209ece 100644
--- a/pcbnew/plot_board_layers.cpp
+++ b/pcbnew/plot_board_layers.cpp
@@ -36,7 +36,6 @@
 #include <drawtxt.h>
 #include <trigo.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 #include <macros.h>
 
 #include <class_board.h>
diff --git a/pcbnew/plot_brditems_plotter.cpp b/pcbnew/plot_brditems_plotter.cpp
index e1d965dbc4..17bba06016 100644
--- a/pcbnew/plot_brditems_plotter.cpp
+++ b/pcbnew/plot_brditems_plotter.cpp
@@ -35,7 +35,6 @@
 #include <trigo.h>
 #include <macros.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>
diff --git a/pcbnew/print_board_functions.cpp b/pcbnew/print_board_functions.cpp
index af367974fc..54c5f49318 100644
--- a/pcbnew/print_board_functions.cpp
+++ b/pcbnew/print_board_functions.cpp
@@ -30,8 +30,6 @@
 #include <wxPcbStruct.h>
 #include <printout_controler.h>
 #include <colors_selection.h>
-#include <pcbcommon.h>
-
 #include <class_board.h>
 #include <class_module.h>
 #include <class_edge_mod.h>
diff --git a/pcbnew/router/router_tool.cpp b/pcbnew/router/router_tool.cpp
index 29de1909db..d14681ede8 100644
--- a/pcbnew/router/router_tool.cpp
+++ b/pcbnew/router/router_tool.cpp
@@ -32,7 +32,6 @@
 #include <macros.h>
 #include <pcbnew_id.h>
 #include <view/view_controls.h>
-#include <pcbcommon.h>
 #include <pcb_painter.h>
 #include <dialogs/dialog_pns_settings.h>
 #include <dialogs/dialog_track_via_size.h>
@@ -213,7 +212,7 @@ public:
         Add( ACT_SwitchPosture );
 
         AppendSeparator();
-        
+
         CONTEXT_TRACK_WIDTH_MENU* trackMenu = new CONTEXT_TRACK_WIDTH_MENU;
         trackMenu->SetBoard( aBoard );
         AppendSubMenu( trackMenu, wxT( "Select Track Width" ) );
@@ -594,7 +593,7 @@ void ROUTER_TOOL::performRouting()
             if( m_router->FixRoute( m_endSnapPoint, m_endItem ) )
                 break;
         }
-    
+
         handleCommonEvents( *evt );
     }
 
diff --git a/pcbnew/sel_layer.cpp b/pcbnew/sel_layer.cpp
index 576806f483..b32b0321b4 100644
--- a/pcbnew/sel_layer.cpp
+++ b/pcbnew/sel_layer.cpp
@@ -32,7 +32,6 @@
 #include <class_drawpanel.h>
 #include <confirm.h>
 #include <wxBasePcbFrame.h>
-#include <pcbcommon.h>
 #include <class_layer_box_selector.h>
 #include <class_board.h>
 #include <dialogs/dialog_layer_selection_base.h>
diff --git a/pcbnew/toolbars_update_user_interface.cpp b/pcbnew/toolbars_update_user_interface.cpp
index a33915fe4b..d1891935c2 100644
--- a/pcbnew/toolbars_update_user_interface.cpp
+++ b/pcbnew/toolbars_update_user_interface.cpp
@@ -35,10 +35,7 @@
 #include <wxPcbStruct.h>
 #include <3d_viewer.h>
 #include <dialog_helpers.h>
-#include <pcbcommon.h>
-
 #include <class_board.h>
-
 #include <pcbnew.h>
 #include <pcbnew_id.h>
 #include <drc_stuff.h>
diff --git a/pcbnew/tools/pcbnew_control.cpp b/pcbnew/tools/pcbnew_control.cpp
index da1d028aca..7579d91290 100644
--- a/pcbnew/tools/pcbnew_control.cpp
+++ b/pcbnew/tools/pcbnew_control.cpp
@@ -33,7 +33,6 @@
 #include <class_zone.h>
 #include <class_draw_panel_gal.h>
 #include <class_pcb_screen.h>
-#include <pcbcommon.h>
 #include <confirm.h>
 
 #include <gal/graphics_abstraction_layer.h>
diff --git a/pcbnew/xchgmod.cpp b/pcbnew/xchgmod.cpp
index c61ba0d5bd..a7ae9bff0d 100644
--- a/pcbnew/xchgmod.cpp
+++ b/pcbnew/xchgmod.cpp
@@ -35,7 +35,6 @@
 #include <kicad_string.h>
 #include <wxPcbStruct.h>
 #include <macros.h>
-#include <pcbcommon.h>
 
 #include <class_board.h>
 #include <class_module.h>