Disable autopanning when starting certain tools

Tools preserve their state between runs, so it could happen that
activating a tool restores the state when autopanning is enabled, even
though it should not be.

pcbnew/tools/edit_tool.cpp

@@ -1149,6 +1149,7 @@ int EDIT_TOOL::MeasureTool( const TOOL_EVENT& aEvent )
 
     controls.ShowCursor( true );
     controls.SetSnapping( true );
+    controls.SetAutoPan( false );
 
     while( auto evt = Wait() )
     {

pcbnew/tools/point_editor.cpp

@@ -227,6 +227,7 @@ void POINT_EDITOR::Reset( RESET_REASON aReason )
 {
     m_editPoints.reset();
     m_altConstraint.reset();
+    getViewControls()->SetAutoPan( false );
 }