Don't force GL_CLAMP for WRAP on textures that are POT
Don't force GL_CLAMP for WRAP on textures that are POT

ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/glshim,ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/glshim