Cache nmsWorld during queue initialization

bukkit110/src/main/java/com/boydti/fawe/bukkit/v1_10/BukkitQueue_1_10.java

@@ -105,6 +105,7 @@ public class BukkitQueue_1_10 extends BukkitQueue_0<Chunk, ChunkSection[], Chunk
                 throw new RuntimeException(e);
             }
         }
+        getImpWorld();
     }
 
     @Override

bukkit1710/src/main/java/com/boydti/fawe/bukkit/v1_7/BukkitQueue17.java

@@ -83,6 +83,7 @@ public class BukkitQueue17 extends BukkitQueue_0<Chunk, ChunkSection[], ChunkSec
                 e.printStackTrace();
             }
         }
+        getImpWorld();
     }
 
     @Override

bukkit18/src/main/java/com/boydti/fawe/bukkit/v1_8/BukkitQueue18R3.java

@@ -81,6 +81,7 @@ public class BukkitQueue18R3 extends BukkitQueue_0<Chunk, ChunkSection[], ChunkS
             } catch (Throwable e) {}
         }
         super.setupAdapter(adapter);
+        getImpWorld();
     }
 
     @Override

bukkit19/src/main/java/com/boydti/fawe/bukkit/v1_9/BukkitQueue_1_9_R1.java

@@ -93,6 +93,7 @@ public class BukkitQueue_1_9_R1 extends BukkitQueue_0<Chunk, ChunkSection[], Chu
                 throw new RuntimeException(e);
             }
         }
+        getImpWorld();
     }
 
     @Override