Clear inventory before setting lists
Remove confusing code block from SQLite3 database
Only keep players loaded while they're connected
Only try to load from possible player files
Store the maximum player file tries in a constant
Merge remote-tracking branch 'minetest/master'
GUITable typo fixes in comments
Handle missing tablecolumns[], fixes bug #1187
Merge remote-tracking branch 'minetest/master'

Conflicts:
	src/constants.h
	src/environment.cpp
	src/environment.h
	src/player.cpp
	src/server.cpp
Merge remote-tracking branch 'minetest/master'
Merge remote-tracking branch 'upstream/master' into next

Conflicts:
	src/server.cpp