Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing
Bukkit Changes:
9590b610 SPIGOT-6749: Library Loader does not correctly isolate dependencies
CraftBukkit Changes:
11c9299f #940: Fixed a NPE during CraftBlockEntityState#update.
960f3109 #937: Fixes related to unplaced BlockStates and the recent world generation changes.
4faf479e SPIGOT-6754: We ignore any still present TileEntity now when we create a BlockState for a block of type AIR.
a72d5404 SPIGOT-6754: Temporarily restore previous behaviour for tile entities with removed blocks
Spigot Changes:
dc75aca8 Remove redundant 'Log null TileEntity Owner' patch
Jason Penilla
Jake Potrebic
Shane Freeder
Nassim Jahnke