Add supported languages to README.  Fixes #44
Add supported languages to README.  Fixes #44

HotelsDotCom/rainbow,linuxl0ver/rainbow,javipepe/rainbow,ccampbell/rainbow,jeremykenedy/rainbow,segmentio/rainbow,greyhwndz/rainbow,cybrox/rainbow,jeremykenedy/rainbow,javipepe/rainbow,javipepe/rainbow,segmentio/rainbow,linuxl0ver/rainbow,HotelsDotCom/rainbow,cybrox/rainbow,metasyn/rainbow,HotelsDotCom/rainbow,metasyn/rainbow,ccampbell/rainbow,ptigas/rainbow,metasyn/rainbow,ptigas/rainbow,greyhwndz/rainbow,cybrox/rainbow,linuxl0ver/rainbow,greyhwndz/rainbow,jeremykenedy/rainbow