Added MusicSelect activity
Deleted build files
Merge remote-tracking branch 'origin/master' into jims

Conflicts:
	YADrone/android/.gitignore
	YADrone/android/.gradle/2.1/taskArtifacts/cache.properties.lock
	YADrone/android/.gradle/2.1/taskArtifacts/fileHashes.bin
	YADrone/android/.gradle/2.1/taskArtifacts/fileSnapshots.bin
	YADrone/android/.gradle/2.1/taskArtifacts/outputFileStates.bin
	YADrone/android/.gradle/2.1/taskArtifacts/taskArtifacts.bin
	YADrone/android/.idea/workspace.xml