Replace spaces in class names when toLowerCase'ing them.

src/main/java/com/garbagemule/MobArena/ArenaClass.java

@@ -29,7 +29,7 @@ public class ArenaClass
      */
     public ArenaClass(String name, double price, boolean unbreakableWeapons, boolean unbreakableArmor) {
         this.configName    = name;
-        this.lowercaseName = name.toLowerCase();
+        this.lowercaseName = name.toLowerCase().replace(" ", "");
         
         this.items = new ArrayList<ItemStack>();
         this.armor = new ArrayList<ItemStack>(4);
@@ -347,20 +347,10 @@ public class ArenaClass
         private ArenaMaster am;
 
         public MyItems(double price, boolean unbreakableWeapons, boolean unbreakableArmor, ArenaMaster am) {
-            super("", price, unbreakableWeapons, unbreakableArmor);
+            super("My Items", price, unbreakableWeapons, unbreakableArmor);
             this.am = am;
         }
 
-        @Override
-        public String getConfigName() {
-            return "My Items";
-        }
-
-        @Override
-        public String getLowercaseName() {
-            return "myitems";
-        }
-
         @Override
         public void grantItems(Player p) {
             Arena arena = am.getArenaWithPlayer(p);

src/main/java/com/garbagemule/MobArena/ArenaListener.java

@@ -1004,7 +1004,7 @@ public class ArenaListener
 
     private void handleSign(Sign sign, Player p) {
         // Check if the first line is a class name.
-        String className = ChatColor.stripColor(sign.getLine(0)).toLowerCase();
+        String className = ChatColor.stripColor(sign.getLine(0)).toLowerCase().replace(" ", "");
 
         if (!arena.getClasses().containsKey(className) && !className.equals("random"))
             return;
@@ -1063,7 +1063,7 @@ public class ArenaListener
             public void run() {
                 if (!className.equalsIgnoreCase("random")) {
                     if (useClassChests) {
-                        ArenaClass ac = plugin.getArenaMaster().getClasses().get(className.toLowerCase());
+                        ArenaClass ac = plugin.getArenaMaster().getClasses().get(className.toLowerCase().replace(" ", ""));
                         if (ClassChests.assignClassFromStoredClassChest(arena, p, ac)) {
                             return;
                         }