Add missing calls to Show( false ) to some main frames (Kicad, eeschema, gerbview), to force config saving when closing these windows.
Code cleanup and minor coding style fixes  in footprint_wizard_frame

Add EDA_BASE_FRAME::Show() and call SaveSettings() only from there for all derived wxFrames.  Remove calls to SaveSettings() elsewhere.

github_plugin.cpp: in error message relative to"cannot get  zip archive...", line 496, make the sentence relative to http GET command not translatable
inside the full translated message.

Remove g_LibraryNames and all supporting infrastructure from pcbnew.  FP_LIB_TABLE is now local to major wxFrames.

Pcbnew: fix bug #1272714 . Code cleanup: use 2 different enums for pad shapes and pad drill shapes. Remove never used pad shape.

Move HitTestForCorner and HitTestForEdge code from class_zone to polygon/PolyLine.cpp, to avoid redundant code.
Fix bug 1264248.
Fix a very minor issue in RemoveTrailingZeros, for countries where the separator in floating numbers is a comma.

Dialog fp plugin option: Fix compil issue under gcc 4.4 (does not happen with 4.6 and later) about an overloaded function.

specctra_export.cpp: Fix a conversion error from mils to mm I made i n may last commit, which set min dist to find a segment end for internal outlines holes to 1 mil instead of 10 mils.