解决:
Searching for binary rubies, this might take some time.
Installing requirements for ubuntu, might require sudo password.
Skipping `apt-get update` make sure your system is up to date.
RVM autolibs is now configured with mode '2' => 'check and stop if missing',
please run `rvm autolibs enable` to let RVM do its job or run and read `rvm autolibs [help]`
or visit https://rvm.io/rvm/autolibs for more information.
Merge branch 'master' of github.com:cgg5207/linux_sh