docs: remove content-less sections

Author: lokesh-coder

docs/app/app.component.html

@@ -20,30 +20,22 @@ <h2>Toppy</h2>
     <div class="col-md-9">
       <markdown ngPreserveWhitespaces [src]="'./assets/md/introduction.md'"></markdown>
       <markdown ngPreserveWhitespaces [src]="'./assets/md/installation.md'"></markdown>
-      <app-section title="Features">
-
-      </app-section>
+      <!-- <app-section title="Features"> </app-section> -->
       <app-section title="Positions">
-        <app-sub-section title="Relative position">
+        <app-sub-section title="1. Relative position">
           <app-relative-position-example></app-relative-position-example>
-
         </app-sub-section>
-        <app-sub-section title="Global position">
+        <app-sub-section title="2. Global position">
           <app-global-position-example></app-global-position-example>
-
         </app-sub-section>
-        <app-sub-section title="Slide position">
+        <app-sub-section title="3. Slide position">
           <app-slide-position-example></app-slide-position-example>
-
         </app-sub-section>
-        <app-sub-section title="Fullscreen position">
+        <app-sub-section title="4. Fullscreen position">
           <app-fullscreen-position-example></app-fullscreen-position-example>
-
         </app-sub-section>
       </app-section>
-      <app-section title="Communication">
-
-      </app-section>
+      <!-- <app-section title="Communication"> </app-section> -->
       <app-section title="Contribution">
         <markdown ngPreserveWhitespaces [src]="'./assets/md/contribution.md'"></markdown>
       </app-section>
@@ -52,4 +44,4 @@ <h2>Toppy</h2>
       </app-section>
     </div>
   </div>
-</div>
+</div>