forked from GitHub/dbot

* May now add property 'access' to commands specifying 'moderator' or 'admin' level access * Add 'moderators' key to config * Convert commands in admin module to use command marshalling listener rather than its own
* May now add property 'access' to commands specifying 'moderator' or 'admin' level access * Add 'moderators' key to config * Convert commands in admin module to use command marshalling listener rather than its own