add support v7 - recycleview
add RecyclerViewSample
update RecycleView
add recyclerviewitemanimator
add recycler_view_activity_item
update supportv7
update for new verion of support v7
update landingfragment
add RippleView
update action bar drawer toggle
add RippleEffectActivity
add FloatingButton
add FloatingActionButtonActivity
rename floatactionbutton
add FloatingActionButtonWithListView
add FloatingActionButtonActivity
add floating menu
add floating menu activity
Update FloatingActionMenu which can horizontal and vertical
update demo of floating_action_button