Fix the CraftWorld weather methods duplicating events.

By: md_5 <git@md-5.net>

paper-server/nms-patches/WorldData.patch

@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde/net/minecraft/server/WorldData.java	2015-01-05 09:50:01.989188327 +1100
-+++ src/main/java/net/minecraft/server/WorldData.java	2015-01-05 09:50:01.993188321 +1100
+--- ../work/decompile-8eb82bde/net/minecraft/server/WorldData.java	2015-01-13 20:36:38.880978444 +1100
++++ src/main/java/net/minecraft/server/WorldData.java	2015-01-13 20:36:38.880978444 +1100
 @@ -1,6 +1,9 @@
  package net.minecraft.server;
  
@@ -10,7 +10,7 @@
  
  public class WorldData {
  
-@@ -395,6 +398,16 @@
+@@ -395,6 +398,18 @@
      }
  
      public void setThundering(boolean flag) {
@@ -22,12 +22,14 @@
 +            if (thunder.isCancelled()) {
 +                return;
 +            }
++
++            setThunderDuration(0); // Will force a time reset
 +        }
 +        // CraftBukkit end
          this.s = flag;
      }
  
-@@ -411,6 +424,16 @@
+@@ -411,6 +426,18 @@
      }
  
      public void setStorm(boolean flag) {
@@ -39,12 +41,14 @@
 +            if (weather.isCancelled()) {
 +                return;
 +            }
++
++            setWeatherDuration(0); // Will force a time reset
 +        }
 +        // CraftBukkit end
          this.q = flag;
      }
  
-@@ -645,4 +668,12 @@
+@@ -645,4 +672,12 @@
      static boolean q(WorldData worlddata) {
          return worlddata.x;
      }