Triage WP CLI commands [0.17.2]

[mikeschinkel]

1. Create tests for each command
2. Sort tasks into several groups:

• Works/easy to make work
• Requires test scaffolding that will take a bit of scaffolding (new copy of DB, etc)
• Requires new Box infrastructure (e.g. Barnacle, etc.)

3. Create tickets for each (group of) task(s).