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Minor version today, mostly minor bug fixes and translation update.
I did have time to work on GTK3, maintaining Guake to keep using GTK2 is more and more difficult,
Travis kind of abandonned the compatibility of PyGtk2.
* Add a shortcut to open the last tab (706, thanks evgenius)
* Fix icon size on Ubuntu (734)
* Add tab UUID and selection by UUID (741, thanks SoniEx2, Ozzyboshi)
* Updated Polish (705), Chinese (711), German (732), Brazil Portuguese (744), Czech (747)
* Fixed doc (709, 706)
* Fix some Pep8 issue