It was a broken hack for a problem that didn't exist

Also try to detect when windows are modal and give them modal type
decorations and move freedesktop.png to cube where it will actually
be used

be under the core plugin, freedesktop.png moved to cube
and load images based on the actual install dirs

Initial C++ port. Drawing is broken to some extent, although this may because of differences to the particlesystem ABI in firepaint and showmouse

This reverts commit d7b7e5f2fd5c34e110a63a744995a0de3722177c.

* Commands plugin
* Gnome-Compatibility plugin

Changed the native resolution of the svg icons to 32x32 to fit ccsm's needs.