Bugfixes (#170)

* Fixed crash when setting Fogs or Panoramas to none
* Generalised the initial setting of stat stages for battlers
* Fixed fishing animation looking weird (especially when surfing)

Data/Scripts/007_Objects and windows/009_Planes.rb

@@ -49,11 +49,19 @@ class AnimatedPlane < Plane
   end
 
   def set_panorama(file, hue = 0)
+    if file.is_a?(String) && file.length > 0
       setBitmap("Graphics/Panoramas/" + file, hue)
+    else
+      clear_bitmap
+    end
   end
 
   def set_fog(file, hue = 0)
+    if file.is_a?(String) && file.length > 0
       setBitmap("Graphics/Fogs/" + file, hue)
+    else
+      clear_bitmap
+    end
   end
 
   private

Data/Scripts/011_Battle/002_Battler/002_Battler_Initialize.rb

@@ -105,13 +105,7 @@ class Battle::Battler
       @effects[PBEffects::GastroAcid]  = false if unstoppableAbility?
     else
       # These effects are passed on if Baton Pass is used
-      @stages[:ATTACK]          = 0
-      @stages[:DEFENSE]         = 0
-      @stages[:SPEED]           = 0
-      @stages[:SPECIAL_ATTACK]  = 0
-      @stages[:SPECIAL_DEFENSE] = 0
-      @stages[:ACCURACY]        = 0
-      @stages[:EVASION]         = 0
+      GameData::Stat.each_battle { |stat| @stages[stat.id] = 0 }
       @effects[PBEffects::AquaRing]          = false
       @effects[PBEffects::Confusion]         = 0
       @effects[PBEffects::Curse]             = false

Data/Scripts/012_Overworld/005_Overworld_Fishing.rb

@@ -14,13 +14,11 @@ def pbFishingBegin
         pbUpdateSceneMap
       end
     end
-    $game_player.lock_pattern = false
   end
 end
 
 def pbFishingEnd
   if !pbCommonEvent(Settings::FISHING_END_COMMON_EVENT)
-    $game_player.lock_pattern = true
     4.times do |pattern|
       $game_player.pattern = pattern
       (Graphics.frame_rate / 20).times do