Ignore ./tmp directories
Add time method to Pry
Change tmux prefix to M-a
Change tmux left status
Set PATH
Use emacsclient as $EDITOR
Change git-prompt completion script location
Search history of typed command with up/down arrows
Add inputrc to install script
OSX menu bar icons
Update ack configuration
Use --env-shebang when installing gems

Rewrite the shebang line on installed scripts to use /usr/bin/env