Check minetest.hud_change() parameters on conversion (Fix #1714)
mapgen: Resolve nodes in ctor rather than makeChunk
Fix uninitialized variable warning
Dont create new player while maintenance
Merge remote-tracking branch 'minetest/master'

Conflicts:
	src/mapgen_v6.cpp
	src/mapgen_v7.cpp
bit better weather in mapgen
Fix erroneous lua_pop parameter
mapgen indev: better underground filling
Merge remote-tracking branch 'minetest/master'
Merge remote-tracking branch 'upstream/master' into next