Element Relics!

Added duel functionality

/relics duel <player>

/relics duel setarena <cx> <cy> <cz> <p1x> <p1y> <p1z> <p2x> <p2y> <p2z> <specx> <specy> <specz>

c <x,y,and z> coordinates being the center of a 60 block radius, p1 and p2 <x,y,and z> coordinates are for player 1 and 2 in the duel, and spec <x,y,and z> coordinates are for spectators

place player 1 and 2 inside the 60 block radius on opposite sides, and put spectators outside the 60 block radius in any spot

/relics setlevel <int, 1-5> to set weapon level manually (admin only)

/relics duel forfeit

/relics duel spectate <player> player = either player thats in the duel

/relics duel leavespectate

/relics duel restoreinventory <player> incase inventory loss (admin only)

/relics duel accept <player> for incoming duel requests

Minor Changes:

Changed icicle ability from shooting ice block to shooting actual icicle at enemy

Made tsunami deal damage