Add missing ruby makefile
Add missing ruby makefile

lefticus/swigstarterkit,ColinGilbert/swigstarterkit,yangboz/swigstarterkit,yangboz/swigstarterkit,lefticus/swigstarterkit,ColinGilbert/swigstarterkit,yangboz/swigstarterkit,lefticus/swigstarterkit,yangboz/swigstarterkit,lefticus/swigstarterkit,ColinGilbert/swigstarterkit,ColinGilbert/swigstarterkit,ColinGilbert/swigstarterkit,lefticus/swigstarterkit,yangboz/swigstarterkit,ColinGilbert/swigstarterkit,yangboz/swigstarterkit,lefticus/swigstarterkit