1. Add Heightmap API (#1724) (commit: 237250c) (details)
Commit 237250c08d805400105adb1ba342e4690a1d68ff by aikar
Add Heightmap API (#1724)
Resolves #1672
in the server to API. This exposes all of the live world heightmaps
currently in the server.
implement, api spec allows the implementation to throw
UnsupportedOperationException (far better than returning some weird
unexpected value).
Tested via:

(commit: 237250c)
The file was addedSpigot-API-Patches/0182-Add-Heightmap-API.patch
The file was addedSpigot-Server-Patches/0437-Add-Heightmap-API.patch