Writing TestCase to Pick-Category Button
 Changing Min-Sdk version to 16 (Robolectric compatibility)
Removed Un-necessary files and code
Showing Sub-Category name on Pich-a-Category button
Merge branch 'integration' into godavari

Conflicts:
	Muse.iml
	res/layout/category.xml
	res/layout/play.xml
	res/values/strings.xml
	src/main/java/com/ehc/Muse/Dashboard.java
	src/main/java/com/ehc/Muse/MuseActivity.java
	src/main/java/com/ehc/Muse/PlayActivity.java