Added Buffer test case, also changed the favBuffer and readingListBuffer in Buffer.java from private to public.
merge commit
Merge https://github.com/CMPUT-301F14T10/project

Conflicts:
	QueueUnderflow/bin/QueueUnderflow.apk
	QueueUnderflow/bin/classes.dex
	QueueUnderflow/bin/resources.ap_
	QueueUnderflowTest/bin/QueueUnderflowTest.apk
	QueueUnderflowTest/bin/classes.dex
	QueueUnderflowTest/bin/resources.ap_