Upgrade packages (#149)

* update babel, postcss and webpack

* update editor packages

* update linter packages

src/backend/exceptions/httpException.ts

@@ -5,17 +5,17 @@
  * @property {string} message - detail about the exception
  */
 class HttpException extends Error {
-    public status: number;
-    public message: string;
-    /**
-     * @param status - status of the exception
-     * @param message - message about the exception
-     */
-    constructor(status: number, message: string) {
-      super(message);
-      this.status = status;
-      this.message = message;
-    }
+  public status: number;
+  public message: string;
+  /**
+   * @param status - status of the exception
+   * @param message - message about the exception
+   */
+  constructor(status: number, message: string) {
+    super(message);
+    this.status = status;
+    this.message = message;
+  }
 }
 
 export default HttpException;

src/frontend/.postcssrc

@@ -1,15 +0,0 @@
-plugins:
-    postcss-smart-import: {}
-    postcss-custom-properties: {}
-    postcss-apply: {}
-    postcss-custom-media: {}
-    postcss-media-minmax: {}
-    postcss-custom-selectors: {}
-    postcss-nested-ancestors: {}
-    postcss-nesting: {}
-    postcss-nested: {}
-    postcss-color-mod-function: {}
-    postcss-color-hex-alpha: {}
-    postcss-font-family-system-ui: {}
-    cssnano: {}
-

src/frontend/js/app.js

@@ -1,9 +1,10 @@
 // No inspection for unused var `css` because it's used for css bundle
 // eslint-disable-next-line no-unused-vars
-import css from '../styles/main.pcss';
+import '../styles/main.pcss';
 
 /**
  * Module Dispatcher
+ *
  * @see {@link https://github.com/codex-team/moduleDispatcher}
  * @author CodeX
  */
@@ -21,7 +22,7 @@ import Extensions from './modules/extensions';
  */
 class Docs {
   /**
-   * @constructor
+   * @class
    */
   constructor() {
     this.writing = new Writing();
@@ -40,7 +41,7 @@ class Docs {
    */
   docReady() {
     this.moduleDispatcher = new ModuleDispatcher({
-      Library: window.Docs
+      Library: this,
     });
   }
 }

src/frontend/js/classes/codeStyler.js

@@ -3,8 +3,8 @@ import javascript from 'highlight.js/lib/languages/javascript';
 import xml from 'highlight.js/lib/languages/xml';
 import json from 'highlight.js/lib/languages/json';
 import css from 'highlight.js/lib/languages/css';
-import style from 'highlight.js/styles/github.css'; // eslint-disable-line no-unused-vars
-import diffStyles from '../../styles/diff.pcss'; // eslint-disable-line no-unused-vars
+import 'highlight.js/styles/github.css';
+import '../../styles/diff.pcss';
 
 /**
  * @class CodeStyles