Fix CustomSkinAPIPlus loading incorrectly. Fix unable to complete config with default value. (#168)

Common/source/customskinloader/loader/jsonapi/CustomSkinAPIPlus.java

@@ -1,15 +1,19 @@
 package customskinloader.loader.jsonapi;
 
 import java.io.File;
+import java.util.List;
 import java.util.UUID;
 
+import com.google.common.collect.Lists;
 import com.google.gson.Gson;
 import customskinloader.CustomSkinLoader;
 import customskinloader.config.SkinSiteProfile;
+import customskinloader.loader.JsonAPILoader;
+import customskinloader.plugin.ICustomSkinLoaderPlugin;
 import customskinloader.utils.MinecraftUtil;
 import org.apache.commons.io.FileUtils;
 
-public abstract class CustomSkinAPIPlus extends CustomSkinAPI {
+public class CustomSkinAPIPlus extends CustomSkinAPI {
 
     private static String clientID=null;
     public CustomSkinAPIPlus(){
@@ -31,6 +35,11 @@ public abstract class CustomSkinAPIPlus extends CustomSkinAPI {
         }
     }
 
+    @Override
+    public List<ICustomSkinLoaderPlugin.IDefaultProfile> getDefaultProfiles(JsonAPILoader loader) {
+        return Lists.newArrayList();
+    }
+
     @Override
     public String getPayload(SkinSiteProfile ssp) {
         return new Gson().toJson(new CustomSkinAPIPlusPayload());