Move rest of the initialization to Buildroot
Move the plugin API to separate class
Move state logging to separate class
Refactor Root class into Commands class
Update plugins to new API
Add back properties used by plugins
Adapt initialization to root_cache
Migrate main to refactored design
Use new Plugin class in package_manager
Set directories for plugins
Fix ccache and bind
Cleanup of Commands
Don't show installed pkgs, we already have pm output
--shell can initialize the buildroot if needed
Remove old-style args - they interfere with yum/dnf args
Run init before pm-cmd to get yum-cache and other good stuff