Add --tmux option
Add --tmux usage to README
Add 'pry' as development dependency
Remove tmux enabled keys from keys file
Remove --tmux option; use --command instead
Add --command to README
Adjust CLI options banner
Add --help to CLI options
Add 'thor' as runtime dependency
Replace OptionsParser with Thor
Remove unused Github::Auth::Options
Remove usernames param from Cli#keys
Add option for GitHub host and keys path
Update Cli acceptance test to match new syntax
Update README with new command line syntax
Remove comma in list output
Remove bash type for usage examples
Merge pull request #18 from chrishunt/add-tmux-option

Replace OptionParser with Thor, add --command option