fixed layouts in wide frame and added function background for square frames
Fixed layout  for square frames
Added function when retake photo
Merge branch 'issue-debug-den' into issue#1.7-debugging
fixed conflicts
Conflicts:
	MobilePhotoBooth/src/com/trainingcenter/adapter/BackgroundListAdapter.java
	MobilePhotoBooth/src/com/trainingcenter/mobilephotobooth/PhotoboothActivity.java
	MobilePhotoBooth/src/com/trainingcenter/utils/Global.java
-- added backgrounds for square frames and added sound effects for camera
Added function to center the images after scaling
Merge branch 'issue-debug-den' into issue#1.7-debugging
modified square1_1 layout