[Library] Combat Checker

This library/utility creates 3 scoreboards for developers to use

clgd.combat.Ticks_Since_Hurt - Tracks the number of ticks since the player recieved ANY damage clgd.combat.Ticks_Since_Attacked - Tracks the number of ticks since the player was hurt by an entity clgd.combat.Ticks_Since_Attack - Trackes the number of ticks since the player attacked an entity

Due to scoreboard limitations, the counters max out at 2147483647 ticks (approximately 3.4 years)