Enable RemoteDoc unit testing, including event checking for move

This pull request contains an attempt to unit test RemoteDocs.

In particular, I'm attempting to show what I believe is incorrect array move event reporting, as discussed here:
https://groups.google.com/d/msg/derbyjs/cPG3XO0kAwE/TvBA89f0ceUJ

There are currently 10 failures, but I'm keen to know whether this approach looks right!