Added API key and youtube view
Added view to play screen
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
Applying basic animation to GridViews
Giving duration time 1000
Using single Gridview for both  Main and SubCategories
Tried applying animation to play button.
As of know limiting duration for animated file to 1000.
Merge branch 'integration' into godavari

Conflicts:
	src/main/java/com/ehc/Muse/PlayActivity.java
aligned icons
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