Materials documentation update
Fixes ETC1 Texture bugs. See issues #946 and #940
Fix for issue #1008 TranslateAnimation3D orient to path. This was broken after the quaternion update. I fixed this by replacing my over-complicated code with a simple lookAt. Simples.
Added a link to a Vietnamese article about Rajawali
Fixes issues #960 and #955 onSurfaceDestroyed() wasn't called when the activity paused. This resulted in multiple renderer instances when previewing and setting live wallpapers.
Fixes issue #985 default object color
Updated SDK revision to 18
#1038

Implemented default wallpaper xOffset with override functionality. Change comes from @ravenfeld.
fixes issue #894 Imported Md5 has wrong axis orientation
Merge branch 'master' of https://github.com/MasDennis/Rajawali
Fixes issue #1044.

Added two missing brackets. Thanks to @chocomega for the discovery.
Fixes issue #885 "MD5 abrupt flash glitch on loading". Fixed this by updating the start time when the opengl context was re-created. Before this fix the interpolation went berzerk for just one frame. This caused the glitch.
Fixes issue #909 "Doublesided property bug in Rajawali wallpaper v0.10". Thanks @alenko for the fix!
Fixes issue #1005: Feature Request: Skeletal animation clone
Added documentation the AShader class
Commented out the shader string RajLog message.
Refactored the addPrecisionSpecifier to addPrecisionQualifier to comply with OpenGL jargon.
Plane winding order & normal direction bug fix
Added a point sprite. This is a plane that always face the camera.
Some shader additions and bugfixes