+Updated installation SQL struct
NOTE: To play this version without reinstalling the server, you need to
run this query (where "s1_" is the prefix of the server):
ALTER TABLE `s1_forum_topic`
DROP `alliance0`,
DROP `player0`,
DROP `coor0`,
DROP `report0`;
ALTER TABLE `s1_forum_post`
DROP `alliance0`,
DROP `player0`,
DROP `coor0`,
DROP `report0`;