it's weird...  the trail position doesn't seem to follow Link's turn, unlike my ton of tiny manual trail nodes.
instantiated trail and improved animator logic
now uses mesh extrusion trail with my own imagemagick gradient made using "convert -size 1x256 gradient:rgba(100%,100%,100%,0%)-rgba(100%,100%,100%,100%) alpha-gradient.png"
Merge branch 'trail_fix_attempt'

Conflicts:
	Assets/melee horizontal arc.anim
	ProjectSettings/InputManager.asset