Don't print exception because sometimes the class doesn't exist.

src/me/libraryaddict/disguise/ReflectionManager.java

@@ -105,7 +105,7 @@ public class ReflectionManager {
         try {
             return Class.forName("net.minecraft.server." + bukkitVersion + "." + className);
         } catch (Exception e) {
-            e.printStackTrace();
+          //  e.printStackTrace();
         }
         return null;
     }