GameServer: Print syntax help if calling /maxteams without argument

GameServer: Turn some messages into warnings

probably should reuse it everywhere then

should have been just norm

You cannot optimize integral division like this. You end up multiplying by 0, 1 or 2 instead of whole spectre of ratios.

fix normal offset for split points and make directions more consistent

reorder split rectangles

simplify normal direction check for bounds distances

import some clarity into border distance computation

fix typos

a bit more simplification

swap coordinate system

a bit of simplification

typofix

Fix another typo

Fix typo

mark the center in the theme editor

fix play area rect

Finish porting FindPoint()

add an existing template to the theme editor

add basic land template to theme editor

fix some compile errors

add some more rectangle convenience methods

Move flip and mirror to outline methods

add polygons

fix infinite loop in landgen

add more rectangle methods

Add grenka to credits for Russian translation

update theme editor

Add some useful translation checker scripts for Lua