[Zsh] change asana alias
[Emacs] use ruby set as rbenv global version
[Emacs] add tabbar ignore buffers
[Emacs] set Rubocop syntax check for .rb files

NOTE: current rubocop version is broken, waiting for owner merging [the PR](https://github.com/bbatsov/rubocop/pull/1322)
[Emacs] wip: AutoComplete for Golang