integrated webserver ... (#697)

* initial commit of webconfig

* update example config with webconfig and fix format of file
update debian postinst script for install example config

assets/webconfig/js/app/utils/Tools.js

@@ -0,0 +1,56 @@
+define([], function () {
+    'use strict';
+
+    return {
+        /**
+         * Convert a string to ArrayBuffer
+         * @param {string} str String to convert
+         * @returns {ArrayBuffer} Result
+         */
+        str2ab: function (str) {
+            var i, buf = new ArrayBuffer(str.length), bufView = new Uint8Array(buf);
+            for (i = 0; i < str.length; i++) {
+                bufView[i] = str.charCodeAt(i);
+            }
+            return buf;
+        },
+
+        /**
+         * Convert an array to ArrayBuffer
+         * @param array
+         * @returns {ArrayBuffer} Result
+         */
+        a2ab: function (array) {
+            return new Uint8Array(array).buffer;
+        },
+
+        /**
+         * Convert ArrayBuffer to string
+         * @param {ArrayBuffer} buffer Buffer to convert
+         * @returns {string}
+         */
+        ab2hexstr: function (buffer) {
+            var i, str = '', ua = new Uint8Array(buffer);
+            for (i = 0; i < ua.length; i++) {
+                str += this.b2hexstr(ua[i]);
+            }
+            return str;
+        },
+
+        /**
+         * Convert byte to hexstr.
+         * @param {number} byte Byte to convert
+         */
+        b2hexstr: function (byte) {
+            return ('00' + byte.toString(16)).substr(-2);
+        },
+
+        /**
+         * @param {ArrayBuffer} buffer
+         * @returns {string}
+         */
+        ab2str: function (buffer) {
+            return String.fromCharCode.apply(null, new Uint8Array(buffer));
+        }
+    };
+});