cleaning

- cleaned unused files
- bugfix for kupo body ai
  it wouldnt flip itself to the player in range
- actually adjusted arrow speed
- tileset improved

data/scripts/entities/kupo.lua

@@ -41,6 +41,7 @@ function Kupo:Smart()
       self.sprite_flip.x = 1
     else
       angle = angle + math.rad(180)
+        self.sprite_flip.x = -1
     end
 
     -- fix so it can rotate from 0 to 360
@@ -80,7 +81,7 @@ function Kupo:Smart()
         if self.bow_aim_frame > self.bow_aim_frames then
           self.bow_aim_frame = self.bow_aim_frame - self.bow_aim_frames
           self.bow_frame = self.bow_frame + 1
-          Arrow:New(self.pos.x,self.pos.y,self.bow_rotation,30)
+          Arrow:New(self.pos.x,self.pos.y,self.bow_rotation,15)
         end
       else
         self.bow_frame = self.bow_frame + 1