added link to rails gem
added link to rails gem

christopheraue/agilestyleguide,Lostpixelr/kaleistyleguide,thomasdavis/kaleistyleguide,Lostpixelr/kaleistyleguide,thomasdavis/kaleistyleguide,christopheraue/agilestyleguide,maphinah/kaleistyleguide,maphinah/kaleistyleguide