Update test_test now that all Motor functions return Futures if not passed callbacks.
Migration instructions for code that used WaitOp or WaitAllOps
Note that open() is usually unneeded and open_sync() is gone.
Use monotonic timer for wait_queue_timeout.
Starting a rewrite that makes open() optional and removes open_sync().
Correct usage of to_list in changelog.
Fix get_default_database.
UnboundLocalError in RS client.
synchrotest fixups for PyMongo's latest code on master.
Synchrotest can assume PyMongo defines GEOSPHERE and HASHED.