improved item decorator
fixed shadow in delete
removed unused, fixed shadow in delete
removed unused, still styling recycler view
added draft for secondary toolbar
src: lots of refractoring to layout, added new fab functions
added ability to handle shadow item
Revert "added ability to handle shadow item"

This reverts commit 5574d1c81088655652f4e49a981e6328322b9a89.
fixed shadow on last item for sound sheetfragment
lots of styling