Prepare for 4.2.2
Update gradle
Need android.permission.ACCESS_NETWORK_STATE permission
Test Vitamio use librtmp
Update MediaPlayerDemo_setSurface.java
Fixed download rate shown
Improve sample
Bump to version 4.2.2
Add mdpi icon
TextureView add adjust AspectRatio
Bug fixes
Hello Vitamio 4.2.2
Update online arm to 4.2.2
Update arm x86 to 4.2.2
Bump to version4.2.2
Merge branch 'master' of https://github.com/yixia/VitamioBundle

# By Crossle Song
# Via Crossle Song
* 'master' of https://github.com/yixia/VitamioBundle:
  Bump to version4.2.2
  Update arm x86 to 4.2.2
  Update online arm to 4.2.2
  Hello Vitamio 4.2.2
  Bug fixes
  TextureView add adjust AspectRatio
  Add mdpi icon
  Bump to version 4.2.2
  Improve sample
  Fixed download rate shown
  Update MediaPlayerDemo_setSurface.java
  Test Vitamio use librtmp
  Need android.permission.ACCESS_NETWORK_STATE permission
  Update gradle
  Prepare for 4.2.2