bugfix and slide animation

- bugfix for hook swing not taking in consideration the length of rope
- bugfix for player hitbox size
- bugfix for fairy flight control system FCS
- added slide animation for wall slide and wall jump

code/entities/fairy.lua

@@ -10,7 +10,7 @@ function Fairy:new(x,y)
 	o.range = 20
 	o.vision_range = 120
 	o.target = {x = x, y = y}
-	o.hover_distance = 60
+	o.hover_distance = 40
 
 	-- animations
 	o.body = Animation:new(animation.fairy.flying)
@@ -41,8 +41,8 @@ function Fairy:doLogic()
 
 		local below = 1
 		while not isThereObjectAt(
-			self.target.x,
-			self.target.y + below * game.scale,
+			self.pos.x,
+			self.pos.y + below * game.scale,
 			LoadedObjects.Collisions
 		) do
 			below = below + 1
@@ -50,8 +50,8 @@ function Fairy:doLogic()
 		end
 		local top = 1
 		while not isThereObjectAt(
-			self.target.x,
-			self.target.y - top * game.scale,
+			self.pos.x,
+			self.pos.y - top * game.scale,
 			LoadedObjects.Collisions
 		) do
 			top = top + 1