API Updates to Commands, Removes a bunch of panics, updates CLI log messages

API

• The commands package now uses Options structs to make it easier to invoke the commands.
• Made the API better by making several return errors instead of panicking and dying.
• No more logging to stdout, uses inserts ThemeEvent into a channel for consumers to handle as desired

CLI

• Changes to console logs to provide nicer to read information
• Improved logging
• Reduces "hangs" so user knows that computer is computerizing