Moved edit functionality to fingerprintgroupview

Removed edittoolbar definition from fingerprintview and added definition for
fingerprintgroupview. Necessary edit functionality has been implemented
in fingerprintlistview and fingerprintgroupview.

Change-Id: I19c1bbda6a06b8b2147c266540b63a7f6de195d1
Merge "Moved edit functionality to fingerprintgroupview"