adding the .rvmrc to the .gitignore
adding the .rvmrc to the .gitignore

rthais/vestal_versions,alexcrichton/vestal_versions,laserlemon/vestal_versions,scottwillson/vestal_versions,robertleelittleiii/vestal_versions,Skalar/vestal_versions,houston/vestal_versions,bnadav/vestal_versions