nextversion:
*added '/killcounter resetall' command, resets all stored kills in kills.properties to 0
*changed 'current path' - logmessage to 'current data path'
*added '/highscore' command
*added 'killcounter.highscore.see' permission - gives player access to see the highscore without the playername
*added 'killcounter.highscore.seeplayer' permission - gives player access to see the highscore with the playername who holds it


new:
*added reward-system
*added 'killcounter.rewards' permissions - makes player able to get rewards