Replace SimpleThread by JThread now implementing same features
Directional fog + horizon colors, based on sun & moon positions at sunrise / sunset
Add setting to disable direction dependent fog and sky colors
Remove an unused function and include from client.cpp
Reduce cloud coloring for colored fog and cloud mode
Fix MSVC compiling issue
Fix broken httpfetch due to SimpleThread removal
Fix formspec field labels
Handle LuaErrors in Lua -> C++ calls on LuaJIT
Add 'minetest.write_json'
Log guilty node name when allow_metadata_inventory_move/put/take fails
Don't throw a error when writing JSON fails