protected String[] getRepositories() {
                return new String[] { "plugin/repo1/", "plugin/repo2/" };
            }

            protected String getRepositoryContent(String url) {
                if (url.endsWith("/")) {
                    url = url + "index.html";
                }
                if (url.contains("plugin/repo1")) {
                    try (InputStream is = ResourceUtil.getResourceAsStream(url)) {

        }
    }


    /**
     * Replace all occurances of the given type
     * 
     * @param pairs
     * @param rep
     */
    public static void replace ( List<AvPair> pairs, AvPair rep ) {
        remove(pairs, rep.getType());
        pairs.add(rep);
    }


    /**
     * 
     * @param pairs
     * @return encoded avpairs
     */