Merge pull request #1 from qbabooba/119-youtube-space-issue

fixed issue editor-js#119

Author: qbabooba

src/services.js

@@ -8,7 +8,7 @@ export default {
     width: 580,
   },
   youtube: {
-    regex: /(?:https?:\/\/)?(?:www\.)?(?:(?:youtu\.be\/)|(?:youtube\.com)\/(?:v\/|u\/\w\/|embed\/|watch))(?:(?:\?v=)?([^#&?=]*))?((?:[?&]\w*=\w*)*)/,
+    regex: /(?:https?:\/\/)?(?:www\.)?(?:(?:youtu\.be\/)|(?:youtube\.com)\/(?:v\/|u\/\w\/|embed\/|watch))(?:(?:\?v=)?([^#&?=]*))?((?:[?&]\w*=[\w%+]*))*/,
     embedUrl: 'https://www.youtube.com/embed/<%= remote_id %>',
     html: '<iframe style="width:100%;" height="320" frameborder="0" allowfullscreen></iframe>',
     height: 320,