Update to 2Geom revision 2396
Strip ToolFactory
Fix for bug #758718 (Color Picker/Dropper: Color selection area not lined up with target in cursor) by Mc.
Remove sp_desktop_document and finish cleanup of desktop-handles.h
Purge sp_desktop_controls
Purge sp_desktop_drawing
Purge sp_desktop_canvas
Purge sp_desktop_namedview in favor of SPDesktop::getNamedView
Deprecate and remove sp_desktop_selection in favor of SPDesktop::getSelection
Move more UI code into ui/
Fix for crashes on fast tool toggling.
Made constructors of tools use initializer lists.
Fix for selcue settings.
Moved and renamed some tool-related files.