added IECORERI_WITH_PROCEDURALV define indicating if renderman supports procedural instancing
added IECORERI_WITH_PROCEDURALV define indicating if renderman supports procedural instancing
code-google-com/cortex-vfx,ruschelp/cortex-vfx,code-google-com/cortex-vfx,ruschelp/cortex-vfx,code-google-com/cortex-vfx,ruschelp/cortex-vfx,code-google-com/cortex-vfx