sys.executable.

the idle_add wrapper for on_quit and moved the idle_add wrapping into the
sync-menu code instead.

If the entity has at least one command exposed, it will be displayed as
a radio button. Other changes: run python interpreter without optimalizations,
otherwise asserts doesn't work. Names of widgets in the glade file were
changed a bit.

if you want to kill gajim this does nothing. just ash htop the PID of python proc that runs gajim and kill -9 PID

[gjc] We register to session manager. so if we save session and Gajim was running, next time we see Gajim. ME: IT ALSO WORKS FOR SVN!