ORBit2: Fixing SOURCE2_URL.
ORBit2: fixup stumbles URL fix & cleanup
ORBit2: fix build & simplify
atkmm: move it to others/lib repo.
libglade: move it to other/libs repo.
smash the beetles.. ehm old gnomes

This removes all modules which are now provided by gnome3
in more current versions.

It's highly likely most of the remaining modules also don't compile
anymore, but let's not remove them right away. maybe some
basic ones are still alright or required by other modules..
gtkmm: restored module and bumped to 2.24.4
ekiga: fix with gcc 4.9 / enable libnotify4 depend