Fixed bug with Ice Fishing in the Nether

Fixes  #1218

Changelog.txt

@@ -51,6 +51,7 @@ Version 1.4.06-dev
  = Fixed bug with Blast Mining where the Ability refreshed message was being send too early
  = Fixed bug where the chance of a successful Gracefull Roll was twice as high as displayed
  = Fixed bug where lucky perks where not working
+ = Fixed bug with Ice Fishing in the Nether
  ! Changed Spout notification tiers to be stored in SpoutConfig instead of AdvancedConfig
  ! Changed Berserk to add items to inventory rather than denying pickup
  ! Changed Call of the Wild, newly summoned pet's will have a custom name. (added permission node to disable this)

src/main/java/com/gmail/nossr50/skills/fishing/FishingManager.java

@@ -12,6 +12,7 @@ import org.bukkit.Material;
 import org.bukkit.Sound;
 import org.bukkit.WeatherType;
 import org.bukkit.World;
+import org.bukkit.World.Environment;
 import org.bukkit.block.Biome;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
@@ -176,6 +177,10 @@ public class FishingManager extends SkillManager {
             return false;
         }
 
+        if (block.getWorld().getEnvironment() == Environment.NETHER) {
+            return false;
+        }
+
         if (block.getType() != Material.ICE) {
             return false;
         }