U <comment> v XML lze mít více <text>

fix #3 @1h

js/comments.js

@@ -1,8 +1,12 @@
 class Comment {
-  constructor(start, end, text, fulltext) {
+  constructor(start, end, tittle, text) {
     this.start = start;
     this.end = end;
-    this.text = text;
-    this.fulltext = fulltext;
+    this.tittle = tittle;
+    this.text = [];
+
+    for (let i = 0; i < text.length; i++) {
+      this.text.push(text[i].innerHTML);
+    }
   }
 }