It has been a while since I loaded up this game. I was wondering if there was any place I can see patch notes or changes made over the last several months?
The most accurate list is actually the news page. The following link is a refined search for news items that include a new beta build:
It narrows the news to about 20 posts that each detail what's new as of the post.
Hope this helps!
Dan Fedor - Founder, Blue Bottle Games