There is an 'docker.io' package in Ubuntu trusty (14.04) at present, though it's only 0.7.6, you'll probably tell us like the rvm maintainer, "we were not invol

There is an 'docker.io' package in Ubuntu trusty (14.04) at present, though it's only 0.7.6, you'll probably tell us like the rvm maintainer, "we were not involved with this packaging effort, they did not consult us, and it's absolutely too old for me to recommend it for actual use by anyone." Even if it's on a much smaller time scale...