* Fixed spacing issue in pad properties dialog.
* Remove wxSHAPED flag from pad drawing panel to prevent assertion in
wxSizer.
* Used sane default pad size and drill size settings to prevent wxRound
assertions.
* Add license to class_board_design_settings.cpp.
subclass DIALOG_SHIM support.
Tried dialog_drc but it has nesting problems due to use of DRCLISTBOX, which
needs to be put into its own header file to untangle.
Pcbnew:
* graphic_item_properties_base.fbp * dialog pad edit: make some strings more easier to translate.
* global pad edition: fix a bug that change pad position instead of pad size (round pas only).
Eeschema:
* fix a bug: new created wires were not alwaes shows until the screen was redrawn.