Require irb in pry
Replace `$HOME` with `~` in `rename_tmux_window_to_current_dir`
Add exchange.vim
Fix bash tabcompletion
Only use vi mode in bash
Re-add solarized like colors

From my old zsh setup
Add vim-abolish
Remove forgotten zsh file
Tab-complete `chruby`

Since `ohmygems_chruby` hooks into when `chruby` is called, I have to
reject the string that `ohmygems_chruby` outputs from the tab-complete
Set command-t filescanner to git

* It respects the gitignore
Replace wildignore with `CommandTWildIgnore`

Clean out files and directories that already are ignored by the git
FileScanner