Revert "Add explicit dependency on pygobject"
Revert "Add explicit dependency on pygobject"

This reverts commit cf2bf4c53b78c4aa714de4c8c1213ef6b663604e.

mopidy/mopidy,jcass77/mopidy,jcass77/mopidy,kingosticks/mopidy,kingosticks/mopidy,mopidy/mopidy,kingosticks/mopidy,jcass77/mopidy,mopidy/mopidy