Additions, Changes, and Fixes

Added lifespan attributes to trap enchantments
Added region protection support (so enchants don't work in PvP protected
areas)
Changed the radius of the ice trap to 3 from 4
Changed Ice Trap to have a default lifespan of (4 + level) seconds
Changed Poison Trap to have a default lifespan of (4 + level) seconds
Changed Fire Trap to have a default power of (1.5 + 0.5 * level)
Changed Ice Trap to have a maximum level of 5
Changed Poison Trap to have a maximum level of 5
Changed Fire Trap to have a maximum level of 5
Fixed poison enchantment not damaging entities in the trap
Fixed removing traps