smuxi.sln: removed Debug-Win32|Any CPU build configuration
Merge branch 'stable'
smuxi.sln: removed non-existing project configuration mappings
Merge branch 'stable'
Engine: removed logging noise
Engine: introduce official Session.Shutdown() method
Frontend-GNOME: use Session.Shutdown() in Frontend.Quit()
Merge branch 'master' of http://github.com/meebey/smuxi into stflsignals
Frontend-STFL: Implement gentle session shutdown on quit
Frontend-STFL: Implement IsLocalSession