Stable release

zeitgeist does not work: g_file_find_enclosing_mount fails.

Error handling added.

Oldstable release for xfce 4.8

v4.8.0

branched 4.8

Oldstable release for xfce 4.6

v4.6.0

libx11 dso for 4.6 on fedora

Oldstable release for xfce 4.4

v4.4.0

Removed old project files