added symbol __WXGTK12__ (do not use GTK_MINOR_VERSION in your code
as this is undefined anywhere outside wxGTK itself)
updated wxGTK.spec for local builds
fixed clipboard clear/setdata race
test for wxConvLocal in dialogs sample
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2291 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775