PlayerMovement
-uses damage callback to perform feedbacks
-camera shake increases as damage increases, not yet implemented for rumble
-basic dash using iTween implemented (LB/L1) needs reworking
Merge remote-tracking branch 'origin/master' into PerkSystem2

Conflicts:
	Assets/Scenes/FeedbackTest.unity
	Assets/Scripts/DamageSystem.cs
	Assets/Scripts/PlayerMovement.cs
	Assets/Scripts/RumbleManager.cs
Merge pull request #60 from ModSquadWorkshop/PerkSystem2

PlayerMovement