Bad break, rolling default back to 181.x for now

As noted, there was a bad break in serialization. Loading games is failing in 182.x. Working on a fix now.\

update 8:27est: I've found the problem, working on a fix now.

update 8:45est: Ok 182.1 is being uploaded which should resolve the issue. Thanks to everyone that sent in a saved game!

update 10:34est: 182.1 is now live