[RELEASED] for UE4: Complete Sky and Weather System

[Roderick_Kennedy]

@;498434

I see that there are many more commits on the 4.10 branch than 4.11. If I am using UE 4.11, which one should I merge from?

The 4.11 branch is up to date now, I recommend taking the latest from 4.11 - please let me know if you encounter any problems.