#216 - Initial removal from ItemizedIconOverlay
#216 - Removal from UserLocationOverlay
#216 - Removal from MapView and TilesOverlay
#216 - Deleting ResourceProxy and DefaultResourceProxyImpl now that their functionality has been replaced in the source code
#216 - Deleting image assets that are no longer in use
#216 - Fixing UserLocationProvider constructor
For PR #245

Merge branches 'master' and 'removeResourceProxy' of github.com:mapbox/mapbox-android-sdk into removeResourceProxy

Conflicts:
	MapboxAndroidSDK/src/main/java/com/mapbox/mapboxsdk/overlay/ItemizedIconOverlay.java
Merge pull request #245 from mapbox/removeResourceProxy

Removing ResourceProxy Infrastructure