Fixed out of bounds checking when getting note by index
Merge branch 'master' of https://github.com/CSE120PowerRangers/MusicNotes
Merge branch 'master' of https://github.com/CSE120PowerRangers/MusicNotes
Merging
Merge branch 'master' of https://github.com/CSE120PowerRangers/MusicNotes

Conflicts:
	bin/MusicNotes.apk
	bin/classes.dex
	bin/classes/com/example/musicnotes/EditorActivity.class
Merge branch 'master' of https://github.com/CSE120PowerRangers/MusicNotes
Merge branch 'master' of https://github.com/CSE120PowerRangers/MusicNotes

Conflicts:
	bin/MusicNotes.apk
	bin/classes.dex
	bin/resources.ap_
Moving util classes to different package. Refactoring calls to lengthy functions. Removed deprecated classes that are no longer used