Optimized Downloader and made it dynamic by using BukGet. Added a
setrank command. Added a water bottle weighted amount modifier (1/4,
1/2, 3/4 or 1/1 with a 3/10 chance of the bottle not being full) (Closes
#3) (again). Added statistic trackers for zombies, giants, pigmen and
heals. Also added dependency on TagAPI to manage bandit/healer/friend
name tags.