Removed unused code

Frontend/assets/scripts/frame.js

@@ -1,20 +1,5 @@
 const tools = new Map();
 
-/**
- * This functions imports other js file. I hate this solution, but other didn't work.
- * 
- * @function
- * @name importScript
- * @kind function
- * @param {any} url
- * @returns {void}
- */
-function importScript(url) {
-    var script = document.createElement("script");
-    script.src = url;
-    document.head.appendChild(script);
-}
-
 /**
  * Get address of Mock Services
  * 

Frontend/assets/scripts/tools/jsonFormatter.js

@@ -3,19 +3,6 @@ const mergeHTMLPlugin = (function () {
 
     var originalStream;
 
-    /**
-     * @param {string} value
-     * @returns {string}
-     */
-    function escapeHTML(value) {
-        return value
-            .replace(/&/g, '&')
-            .replace(/</g, '&lt;')
-            .replace(/>/g, '&gt;')
-            .replace(/"/g, '&quot;')
-            .replace(/'/g, '&#x27;');
-    }
-
     /* plugin itself */
 
     /** @type {HLJSPlugin} */

Frontend/assets/scripts/tools/xpath.js

@@ -102,7 +102,6 @@ for (i = 0; i < triggerList.length; i++) {
 }
 
 function init() {
-    //importScript("../assets/scripts/tools/scripts.js");
 
     // Make sure that only plain text is pasted
     configurePastingInElement("xmlArea");