Frontent dev env (#247)

* Added frontend development files/environment

* More items-categories related removals

* Improvements in pages templates (inc. static pages)

* Improvements in video player

* Added empty home page message + cta

* Updates in media, playlist and management pages

* Improvements in material icons font loading

* Replaced media & playlists links in frontend dev-env

* frontend package version update

* chnaged frontend dev url port

* static files update

* Changed default position of theme switcher

* enabled frontend docker container

static/lib/material-icons/material-icons.css

@@ -1,23 +1,23 @@
 @font-face {
-    font-family: 'Material Icons';
-    font-style: normal;
-    font-weight: 400;
-    src: url('../../lib/material-icons/v77/icons.woff2') format('woff2');
-    font-display: swap;
+  font-family: 'Material Icons';
+  font-style: normal;
+  font-weight: 400;
+  src: url('../../lib/material-icons/v77/icons.woff2') format('woff2');
+  font-display: block;
 }
 
 .material-icons {
-    font-family: 'Material Icons';
-    font-weight: normal;
-    font-style: normal;
-    font-size: 24px;
-    line-height: 1;
-    letter-spacing: normal;
-    text-transform: none;
-    display: inline-block;
-    white-space: nowrap;
-    word-wrap: normal;
-    direction: ltr;
-    -webkit-font-feature-settings: 'liga';
-    -webkit-font-smoothing: antialiased;
-}
+  font-family: 'Material Icons';
+  font-weight: normal;
+  font-style: normal;
+  font-size: 24px;
+  line-height: 1;
+  letter-spacing: normal;
+  text-transform: none;
+  display: inline-block;
+  white-space: nowrap;
+  word-wrap: normal;
+  direction: ltr;
+  -webkit-font-feature-settings: 'liga';
+  -webkit-font-smoothing: antialiased;
+}

static/lib/video-js/7.7.5/video.js.LICENSE.txt

@@ -0,0 +1,15 @@
+/*! @name m3u8-parser @version 4.4.0 @license Apache-2.0 */
+
+/*! @name mpd-parser @version 0.8.1 @license Apache-2.0 */
+
+/**
+ * @license
+ * Video.js 7.7.5 <http://videojs.com/>
+ * Copyright Brightcove, Inc. <https://www.brightcove.com/>
+ * Available under Apache License Version 2.0
+ * <https://github.com/videojs/video.js/blob/master/LICENSE>
+ *
+ * Includes vtt.js <https://github.com/mozilla/vtt.js>
+ * Available under Apache License Version 2.0
+ * <https://github.com/mozilla/vtt.js/blob/master/LICENSE>
+ */

static/lib/video-js/7.7.5/video.min.js.LICENSE.txt

@@ -0,0 +1,30 @@
+/*! @name m3u8-parser @version 4.4.0 @license Apache-2.0 */
+
+/*! @name mpd-parser @version 0.8.1 @license Apache-2.0 */
+
+/**
+   * @license
+   * slighly modified parse-headers 2.0.2 <https://github.com/kesla/parse-headers/>
+   * Copyright (c) 2014 David Björklund
+   * Available under the MIT license
+   * <https://github.com/kesla/parse-headers/blob/master/LICENCE>
+   */
+
+/**
+   * @videojs/http-streaming
+   * @version 1.11.2
+   * @copyright 2019 Brightcove, Inc
+   * @license Apache-2.0
+   */
+
+/**
+ * @license
+ * Video.js 7.7.5 <http://videojs.com/>
+ * Copyright Brightcove, Inc. <https://www.brightcove.com/>
+ * Available under Apache License Version 2.0
+ * <https://github.com/videojs/video.js/blob/master/LICENSE>
+ *
+ * Includes vtt.js <https://github.com/mozilla/vtt.js>
+ * Available under Apache License Version 2.0
+ * <https://github.com/mozilla/vtt.js/blob/master/LICENSE>
+ */

static/lib/video-js/7.7.5/videojs-ie8.js.LICENSE.txt

@@ -0,0 +1,5 @@
+/*!
+ * https://github.com/es-shims/es5-shim
+ * @license es5-shim Copyright 2009-2015 by contributors, MIT License
+ * see https://github.com/es-shims/es5-shim/blob/master/LICENSE
+ */