Cleanup user.clj and server launching
More carefully distinguish b/t user and system errors
Anything type; exception handling in pipelines
Integrate modelname in IModel
Find instances of molds, not symbols
Add __problems automatically to output molds
Removed extraneous commented-out code from serve_test
FriendAuthenticator
Session and Friend integration
In progress
Do everything in a more Ring-style; don't try to handle ring stuff ourselves
Nicer names for things
Support either full-response actions, or ones that only return output