Shipping gradle and dummy jar for easy dev
Include license and readme files into release jar
Added heraldry packets
Added leech arrow

-crafted with ghast tear
-heals the attacker with its enemy life
-add a small "weakness" effect
-break in ground
Added a power to the ender arrow

-If the player is sneaking when the arrow touch ground, give player a
block
Release 1.0.4.6
Merge remote-tracking branch 'upstream/master'