More bugfixes (and one Gen 8 addition) (#155)

* Added comment indicating unused method pbRefreshSceneMap
* Removed superfluous ending of Beak Blast's effect
* Fixed crash when playing an animation in the animation player
* Added SwSh Terrain effects

Data/Scripts/007_Objects and windows/011_Messages.rb

@@ -10,6 +10,7 @@ def pbMapInterpreterRunning?
   return interp&.running?
 end
 
+# Unused
 def pbRefreshSceneMap
   $scene.miniupdate if $scene.is_a?(Scene_Map)
 end