Remove 2.0.0 support due to bundler issue
Remove 2.0.0 support due to bundler issue

Until bundler gets a new release and that release is on Travis,
we'll get odd failures in the cuke tests.

enemy/methadone-rehab,pjump/methadone,davetron5000/methadone,dennisjbell/methadone-clinic,enemy/methadone-rehab,enemy/methadone-rehab,davetron5000/methadone,davetron5000/methadone,pjump/methadone,dennisjbell/methadone-clinic