GLES2 render system: Resolved the case where mRTTManager == NULL when calling GLES2RenderSystem::_setRenderTarget
GLES2 render system: Resolved the case where mRTTManager == NULL when calling GLES2RenderSystem::_setRenderTarget

paroj/ogre,OGRECave/ogre,RealityFactory/ogre,RealityFactory/ogre,paroj/ogre,OGRECave/ogre,RealityFactory/ogre,paroj/ogre,RealityFactory/ogre,OGRECave/ogre,RealityFactory/ogre,OGRECave/ogre,OGRECave/ogre,paroj/ogre,paroj/ogre