Add documentation to models.

docs/compodoc/interfaces/Category.html

@@ -64,6 +64,13 @@
             <code>src/app/_models/mappings.ts</code>
         </p>
 
+            <p class="comment">
+                <h3>Description</h3>
+            </p>
+            <p class="comment">
+                <p>Category object interface </p>
+
+            </p>
 
 
         <section>
@@ -166,22 +173,26 @@
   approval: boolean;
 }
 
-interface Category {
-  name: string;
-  products: Array&lt;string&gt;;
-}
-
+/** Area name object interface */
 interface AreaName {
   name: string;
   locations: Array&lt;string&gt;;
 }
 
+/** Area type object interface */
 interface AreaType {
   name: string;
   area: Array&lt;string&gt;;
 }
 
-export { Action, Category, AreaName, AreaType };
+/** Category object interface */
+interface Category {
+  name: string;
+  products: Array&lt;string&gt;;
+}
+
+/** @exports */
+export { Action, AreaName, AreaType, Category };
 </code></pre>
     </div>
 </div>