remove rvm from /Users/dixonchong/misc/go_appengine:/usr/local/go/bin:/Users/dixonchong/.rbenv/shims:/Users/dixonchong/.rbenv/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin:/Applications/Postgres.app/Contents/Versions/9.3/bin:/Users/dixonchong/go/bin