Tab completion proof of concept using argcomplete.

prototype for tab completion using ls output

Don't need to use compgen.

Complete first argument as commands.

Use 4 space indent.

Allow local file completion.

Prefer parenthesis to backticks.

Suppress error output.

Add note about colon character and its affect on word breaking.

Basic tab completion for commands.

Revert hack

Disable completion for help option for now.

Add some notes.

Remove unused code.

Remove unnecessary whitespace.

Hacky completiion prototype using argcomplete.

Make completion work for local files.

Cleanup.

Refactor.