Release Android v5.1.0-beta.3 (#9115)

* [android] - Changelog update for Android release v5.1.0-beta.3

* update CI & version

* reset release properties

Author: tobrun

platform/android/CHANGELOG.md

@@ -2,8 +2,20 @@
 
 Mapbox welcomes participation and contributions from everyone.  If you'd like to do so please see the [`Contributing Guide`](https://github.com/mapbox/mapbox-gl-native/blob/master/CONTRIBUTING.md) first to get started.
 
-## 5.1.0 - TBA
+## 5.1.0-beta.3 - May 26, 2017
+
+* Add binding support for Light [#9013](https://github.com/mapbox/mapbox-gl-native/pull/9013)
 * Update attribution with new Mapbox wordmark [#8774](https://github.com/mapbox/mapbox-gl-native/pull/8774)
+* LatLngBounds bearing default value [#9102](https://github.com/mapbox/mapbox-gl-native/pull/9102)
+* Stop location updates when toggling MyLocationView [#9099](https://github.com/mapbox/mapbox-gl-native/pull/9099)
+* Horizontally rotated in snapshot [#9083](https://github.com/mapbox/mapbox-gl-native/pull/9083)
+* Disable letter spacing for Arabic text [#9071](https://github.com/mapbox/mapbox-gl-native/pull/9071)
+* Correct bearing conversion when animating the map [#9050](https://github.com/mapbox/mapbox-gl-native/pull/9050)
+* Don't leak selected markers when removing [#9047](https://github.com/mapbox/mapbox-gl-native/pull/9047)
+* Bump tools and support lib version [#9046](https://github.com/mapbox/mapbox-gl-native/pull/9046)
+* MarkerView deselect events with OnMarkerViewClickListener [#9047](https://github.com/mapbox/mapbox-gl-native/pull/9047)
+* LOST update to v3.0.0 [#9112](https://github.com/mapbox/mapbox-gl-native/pull/9112)
+* Convert dp to pixels for meters per pixel at latitude [#9048](https://github.com/mapbox/mapbox-gl-native/pull/9048)
 
 ## 5.1.0-beta.2 - May 12, 2017