The Bearville Team has taken it down for maintenance, possibly preparing it for upcoming updates. As of the moment (11:48 AM GMT on November 23, 2011), you will be shown the following message when trying to login:
I can’t wait for Bearville to come back online! In other news, this blog may have been slightly inactive over the last few weeks. Our apologies for that, and we will work to continue updating this blog shortly!