Starting with refactor into a single file
Add "list" command
Add "up" command
Fix syntax error
Add "down" command
Update usage information
Add "version-bump" command
Add "wget" command
Remove standalone command binaries + update usage info
Add autocomplete support for all (sub) commands
Rename bash_completion.d file
Update README.md
Merge pull request #1 from yeahwhat-mc/refactor

Refactor into single binary