added /playgrid as alias for /pg in case of /pg conflict
added support for message of the day
bumped version to 3.0.2
bumped version to 3.03
bumped pgp-java to 3.0.3
cleaned up command execution exception handling
Prioritize PGP_SECRET_KEY environment variable over config.yml
updated error messaging in the event that their are syntax errors in permissions.yml
bump version to 3.04