Wire up locale config

src/main/java/com/gmail/nossr50/datatypes/skills/PrimarySkillType.java

@@ -183,7 +183,7 @@ public enum PrimarySkillType {
     }
 
     public static PrimarySkillType getSkill(String skillName) {
-        if (!MainConfig.getInstance().getLocale().equalsIgnoreCase("en_US")) {
+        if (!mcMMO.getConfigManager().getConfigLanguage().getTargetLanguage().equalsIgnoreCase("en_US")) {
             for (PrimarySkillType type : values()) {
                 if (skillName.equalsIgnoreCase(LocaleLoader.getString(StringUtils.getCapitalized(type.name()) + ".SkillName"))) {
                     return type;

src/main/java/com/gmail/nossr50/listeners/PlayerListener.java

@@ -844,7 +844,7 @@ public class PlayerListener implements Listener {
      */
     @EventHandler(priority = EventPriority.LOWEST)
     public void onPlayerCommandPreprocess(PlayerCommandPreprocessEvent event) {
-        if (!MainConfig.getInstance().getLocale().equalsIgnoreCase("en_US")) {
+        if (!mcMMO.getConfigManager().getConfigLanguage().getTargetLanguage().equalsIgnoreCase("en_US")) {
             String message = event.getMessage();
             String command = message.substring(1).split(" ")[0];
             String lowerCaseCommand = command.toLowerCase();

src/main/java/com/gmail/nossr50/util/skills/SkillUtils.java

@@ -112,7 +112,7 @@ public class SkillUtils {
      * @return true if this is a valid skill, false otherwise
      */
     public static boolean isSkill(String skillName) {
-        return MainConfig.getInstance().getLocale().equalsIgnoreCase("en_US") ? PrimarySkillType.getSkill(skillName) != null : isLocalizedSkill(skillName);
+        return mcMMO.getConfigManager().getConfigLanguage().getTargetLanguage().equalsIgnoreCase("en_US") ? PrimarySkillType.getSkill(skillName) != null : isLocalizedSkill(skillName);
     }
 
     public static void sendSkillMessage(Player player, NotificationType notificationType, String key) {