updated map_fragment.xml to TC release api key
updated MidPoint to be final
updated UserOverlayBase to synchronize the animation thread abort
method, and made mUserArrow volatile
Change-Id: Ie79d2c8edb08b7cfdbd130a63e34d0e9ce62eb0e
Signed-off-by: Ricky Barrette <rickbarrette@gmail.com>