add comments section to class, enum and method

Web-documentation/methods.html.twig

@@ -118,8 +118,13 @@
                 </div>
             </div>
 
-            <h2>Комментарий</h2>
+            <h2>Описание</h2>
             <p class="sub-header">{{ description }}</p>
+
+            {% if comment is not null -%}
+                <h2>Комментарий</h2>
+                <p class="sub-header">{{ comment }}</p>
+            {%- endif %}
         </div>
     </div>
 </div>

Web-documentation/structure_enumeration.html.twig

@@ -31,6 +31,11 @@
             <h2>Описание</h2>
             <p class="sub-header">{{ description }}</p>
 
+            {% if comment is not null -%}
+                <h2>Комментарий</h2>
+                <p class="sub-header">{{ comment }}</p>
+            {%- endif %}
+
             <h2>Возможные значения</h2>
             <div class="table table--small">
                 <div class="part-table">

Web-documentation/structure_objects.html.twig

@@ -34,6 +34,11 @@
             <h2>Описание</h2>
             <p class="sub-header">{{ description }}</p>
 
+            {% if comment is not null -%}
+                <h2>Комментарий</h2>
+                <p class="sub-header">{{ comment }}</p>
+            {%- endif %}
+
             <h2>Структура данных</h2>
             <div class="table">
                 <div class="part-table">