Follow-up, for what it's worth: I showed up in court with a pile of every piece of paperwork I could possibly find and a written-out statement to make about what had been going on, and the landlord's lawyer(s) didn't even show! So, case was dismissed, and a couple days later I received a bill...
Okay, this is going to be a long/detailed post -- I will try to make it as readable as possible, but I apologize ahead of time if it's a little overly verbose or confusing.
SO. I moved into a lovely new apartment on April 15th, and at that point handed over a security deposit and a full...