Add tags for librejs compatibility on application/console pages and in embedded javascript

apps/i2psnark/resources/js/delete.js

@@ -1,3 +1,5 @@
+/* @license http://www.gnu.org/licenses/gpl-2.0.html GPL-2.0 */
+
 function initDelete()
 {
 	var main = document.getElementById("mainsection");
@@ -21,3 +23,5 @@ function initDelete()
 document.addEventListener("DOMContentLoaded", function() {
     initDelete();
 }, true);
+
+/* @license-end */

apps/i2psnark/resources/js/folder.js

@@ -1,3 +1,5 @@
+/* @license http://www.gnu.org/licenses/gpl-2.0.html GPL-2.0 */
+
 const setupbuttons=()=>{
 	let sp = document.forms[0].savepri;
 	if ( sp ) updatesetallbuttons(), sp.disabled = true, sp.className = 'disabled';
@@ -115,3 +117,5 @@ function addClickHandler(elem)
 document.addEventListener("DOMContentLoaded", function() {
     setupbuttons();
 }, true);
+
+/* @license-end */

apps/i2psnark/resources/js/initajax.js

@@ -1,3 +1,9 @@
+/* @license http://creativecommons.org/publicdomain/zero/1.0/legalcode CC0-1.0 */
+
+// This component is dedicated to the public domain. It uses the CC0
+// as a formal dedication to the public domain and in circumstances where
+// a public domain is not usable.
+
 function requestAjax1() {
     var url = ".ajax/xhr1.html";
     var query = window.location.search;
@@ -13,3 +19,5 @@ function initAjax() {
 document.addEventListener("DOMContentLoaded", function() {
    initAjax();
 }, true);
+
+/* #license-end */