Fix compilation warnings

mcmmo-core/src/main/java/com/gmail/nossr50/commands/skills/SkillCommand.java

@@ -223,10 +223,10 @@ public abstract class SkillCommand implements TabExecutor {
         String statDescriptionKey = !isExtra ? subSkillType.getLocaleKeyStatDescription(pluginRef) : subSkillType.getLocaleKeyStatExtraDescription(pluginRef);
 
         if (isCustom)
-            return pluginRef.getLocaleManager().getString(templateKey, pluginRef.getLocaleManager().getString(statDescriptionKey, vars));
+            return pluginRef.getLocaleManager().getString(templateKey, pluginRef.getLocaleManager().getString(statDescriptionKey, (Object[]) vars));
         else {
             String[] mergedList = pluginRef.getNotificationManager().addItemToFirstPositionOfArray(pluginRef.getLocaleManager().getString(statDescriptionKey), vars);
-            return pluginRef.getLocaleManager().getString(templateKey, mergedList);
+            return pluginRef.getLocaleManager().getString(templateKey, (Object[]) mergedList);
         }
     }
 

mcmmo-core/src/main/java/com/gmail/nossr50/util/player/NotificationManager.java

@@ -214,12 +214,12 @@ public class NotificationManager {
         //Send the notification
         switch (sensitiveCommandType) {
             case XPRATE_MODIFY:
-                sendAdminNotification(pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.Start.Others", addItemToFirstPositionOfArray(senderName, args)));
-                sendAdminCommandConfirmation(commandSender, pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.Start.Self", args));
+                sendAdminNotification(pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.Start.Others", (Object[]) addItemToFirstPositionOfArray(senderName, args)));
+                sendAdminCommandConfirmation(commandSender, pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.Start.Self", (Object[]) args));
                 break;
             case XPRATE_END:
-                sendAdminNotification(pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.End.Others", addItemToFirstPositionOfArray(senderName, args)));
-                sendAdminCommandConfirmation(commandSender, pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.End.Self", args));
+                sendAdminNotification(pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.End.Others", (Object[]) addItemToFirstPositionOfArray(senderName, args)));
+                sendAdminCommandConfirmation(commandSender, pluginRef.getLocaleManager().getString("Notifications.Admin.XPRate.End.Self", (Object[]) args));
                 break;
         }
     }