Update tutorial and each() docs for Futures
Update tutorial: to_list's length param is required now
Remove stray motor.Op uses from tutorial
Use pause() method in test_ha
Improve GridFSHandler docs
Unused import
Improve GridFSHandler docs a little more
Remove unused code
General doc updates
General doc updates
Update Motor's Sphinx extension for Futures
General doc updates
Test code style
Simplify MotorClient.is_locked
More tests
motor.Op raises DeprecationWarning
Improve is_locked doc in "differences"
Actually, just remove MotorClient.is_locked
Update changelog and "differences"
Style (Guido likes comments to end in a period).