Fixed the "many unknown data" problem thanks to customEvent.

... Or almost did. Still a dozen 'unknown' at the end of the list,
probably for another reason. Still much better than the previous 3000
ones.

Also fixed the calculus for the data my_guntowardsennemy.

Got rid of a little debug and useless commented code.

Overriden onSkippedTurn to know better when it occurs 

More info on current issues and/or solutions on the framapad.