Update project settings to recommended settings
Update preference pane xib file to Interface Builder 3.2
Fix warnings
Search for tab with name containing 'Google Play' rather than 'Google Music'

Google Music is now under the music section of Google Play, so the tab
name will now contain 'Google Play' instead of 'Google Music.' This is
why, before this commit, the app was broken.
Merge pull request #5 from eyuelt/master

Fix fatal bug, fix warnings, and clean up code