Python3 port

[binbrain]

http://python-gtk-3-tutorial.readthedocs.org/en/latest/introduction.html
http://lazka.github.io/pgi-docs/index.html
http://lzone.de/Access%20GnomeKeyring%20with%20Python%20GIR

• wnck moved into gi.repository.Wnck
• gi.repository.GnomeKeyring
• etc...