Could you guys add a toggle so that when there isn't an update the plugin doesnt print it to the console on startup and if metrics is disabled then it isn't printed either?

Sure, this is doable. I should have some time tomorrow to implement this.

Great, thanks!

This has been added in commit b932565 and is available for download on my Jenkins here: http://ci.ultimateminecraft.net/job/PlugMan/30/