Andrew, this will be on 4.4, but you can try merging my changes from the master branch:
https://github.com/EpicGames/UnrealEngine/commit/2ecdec9ea006253a4266231f187fc24e43869d4e
https://github.com/EpicGames/UnrealEngine/commit/098d47a2b05c32f2ef024d52cf268d005c4d09a3
https://github.com/EpicGames/UnrealEngine/commit/d9faf198305a0ca36088dbb0c7726c313f7c9a6a
https://github.com/EpicGames/UnrealEngine/commit/fecc89c4cf91c4259af126051db42ef736ac5d80