"Tabletop" dice notation support
Used Array.join() method instead of making the string manually
Merge pull request #354 from glopso/dice

"Tabletop" dice notation support
Loosen the ResourceMonitor connection thresholds
Official rooms now set with /officialroom
Official rooms are no longer linked to whether or not a room has
per-room auth. Instead, officialness is just set with /officialroom
Improve phrasing of some room messages