pidgin/pidgin

Python2 is deprecated and not in current distros so move the dbus bindings to Python3

Testing Done:
Ran locally, everything _looks_ fine.

Reviewed at https://reviews.imfreedom.org/r/550/
/** @page savedstatus-signals Saved Status Signals
@signals
@signal savedstatus-changed
@endsignals
@see savedstatus.h
<hr>
@signaldef savedstatus-changed
@signalproto
void (*savedstatus_changed)(PurpleSavedStatus *new, PurpleSavedStatus *old);
@endsignalproto
@signaldesc
Emitted when a new saved status is activated.
@endsignaldef
*/
// vim: syntax=c.doxygen tw=75 et