Merge pull request #67 from MatejCech20/issue64

Display number of products for product subcategory

src/shopcube/modules/box__ecommerce/category/templates/category/choose_sub.html

@@ -23,7 +23,7 @@ <h3>Category: {{ category.name }}</h3>
             <li class="list-group-item">
                 <img style="width:50px; height: 50px;" {%set filename_='default' %} {%if subcategory.resources%} filename_=subcategory.resources[0].filename {%endif%} src="{{url_for('category.subcategory_image', filename=filename_)}}">
                 <a href="{{url_for('product.list', subcategory_id=subcategory.id)}}" class="btn btn-info">
-                    view products
+                    view products ({{subcategory.get_num_products()}})
                 </a>
                 {{subcategory.name}}
             </li>