Added basic MapView
Revert "add nslog to didreceivememory warning"

This reverts commit 7afd013479ce2b9c594463ca35160acbc2bf6130.
Merge remote-tracking branch 'origin/dev_mapkit' into dev_mapkit
Merge remote-tracking branch 'origin/dev_mapkit' into dev_mapkit
Merge remote-tracking branch 'origin/dev_mapkit' into dev_mapkit
adjusted button width to fit text size
Merge branch 'master' into steffens_dev
Merge from origin/master
implemented annotation view
implemented vehicle-specific annotation
Added callout with title
Merge branch 'steffens_dev' into dev_mapkit
WIMRVehicle includes annotation coordinate and title
annotation drops after getting new location
old annotation is removed
callout shows current vehicle title