[FIX] website_blog: display properly (very) long words in comments

addons/website_blog/static/src/css/website_blog.css

@@ -150,3 +150,7 @@ div#blog_angle_down a:hover {
 mark + .popover {
   cursor: pointer;
 }
+
+.discussion_scroll_post {
+  overflow-x: auto;
+}

addons/website_blog/static/src/css/website_blog.sass

@@ -134,3 +134,6 @@ div#blog_angle_down
 
 mark + .popover
     cursor: pointer
+
+.discussion_scroll_post
+    overflow-x: auto

addons/website_blog/static/src/xml/website_blog.inline.discussion.xml

@@ -9,7 +9,7 @@
                 <button class="btn btn-danger btn-xs js_publish_btn">Not Published</button>
                 <button class="btn btn-success btn-xs js_publish_btn">Published</button>
             </div>
-            <div class="media-body">
+            <div class="media-body discussion_scroll_post">
                 <div t-esc='res.body'/>
                 <small class="text-muted">
                     by

addons/website_blog/views/website_blog_templates.xml

@@ -236,7 +236,7 @@
                             "fields": ["name"]
                         }'/>
                     <span class="text-muted">on <span t-field="message.date"/></span>
-                    <div t-field="message.body"/>
+                    <div t-field="message.body" class="discussion_scroll_post"/>
                 </div>
             </li>
         </ul>