Fixed the Makefile to ensure make dist works
Fixed the Makefile to ensure make dist works

oglops/PyIlmBase,oglops/PyIlmBase,oglops/IlmBase,oglops/PyIlmBase,oglops/OpenEXR,oglops/OpenEXR,oglops/IlmBase,oglops/OpenEXR,oglops/IlmBase,oglops/PyIlmBase