v0.12.0
Change lots of uses of future.standard_library to future.backports
Move future.builtins.types to future.types
Add future.moves.queue
Import forgotton urllib.robotparser
Don't rely on test.test_support being present
Add fix from MysticMirage (issue #33): "Use str.join method as staticmethod"
Improve the bytes_to_native_str() family of functions in future.utils
Bump version to v0.11.5-dev; add "What's New" in v0.11.5