crouch still needs tweaking on the camera but functional, added air dash

scripts/player_falling.gd

@@ -0,0 +1,9 @@
+extends PlayerState
+class_name PlayerFalling
+
+func Physics_Update(delta):
+	if character.is_on_floor():
+		Transitioned.emit(self,"on foot")
+	
+	standard_movement(delta)
+	apply_gravity(delta)