mover: can harvest trees up to 16 high now
new event handler: protection violation and chat, upon triggering position ( coordinates math.floor(coordinates/20)*20+10 ) are checked for presence of distributor with disabled first target
protection violation: if x1~0 then distributor is activated and name of digger is written on distributor
chat: if y1~0 then distributor is activated and chat message is written on distributor, if y1<0 then chat message is not displayed to others