Handle entity damage causes for mods. Fixes #1433

* Updated Forge to 10.13.0.1186

* Applied the following CraftBukkit patches :

Bukkit/CraftBukkit@66c314d5b2d8ca0e99059ca8cf6b905a33baf9d7
Bukkit/CraftBukkit@f6dffcf901efbba1072d0f25617d55c0e8c93ee6