Fix style nits

Author: Golfing7

Essentials/src/main/java/com/earth2me/essentials/MetaItemStack.java

@@ -92,7 +92,7 @@ public MetaItemStack(final ItemStack stack) {
      * @param key the key for the transformer.
      * @param itemTransformer the actual transformer.
      */
-    public static void registerItemTransformer(final String key, final PluginItemTransformer itemTransformer){
+    public static void registerItemTransformer(final String key, final PluginItemTransformer itemTransformer) {
         //Warn people if they're trying to register over top of someone else.
         if (itemTransformers.containsKey(key)) {
             Bukkit.getLogger().warning(String.format("[Essentials] - Plugin transformer registered to \"%s\" attempted to register already existing item transformer \"%s\" belonging to \"%s\"!",
@@ -109,7 +109,7 @@ public static void registerItemTransformer(final String key, final PluginItemTra
      * Unregisters a certain item transformer under key "key".
      * @param key the transformer key.
      */
-    public static void unregisterItemTransformer(final String key){
+    public static void unregisterItemTransformer(final String key) {
         itemTransformers.remove(key);
     }