Add a define to statically link the GL ES 2 plugin for the samples.
Add a define to statically link the GL ES 2 plugin for the samples.

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