docs: public static synchronized void initializeDefaults(String serverName, boolean useMsgs) {
          allUseMsgs = useMsgs;
          cacheServerName = serverName;
          addBundleRepository(Utils.getInstallDir().getAbsolutePath(), ExtensionConstants.CORE_EXTENSION);
          addBundleRepository(new File(Utils.getUserDir(), "/extension/").getAbsolutePath(), ExtensionConstants.USER_EXTENSION);
      }