add manage in ability for supervisor

app/views/layouts/_left_sidebar.html.erb

@@ -35,18 +35,21 @@
 					<span><%= t :dashboard %></span>
 				</a>
 			</li>
+			<% if can? :menage, OrderQueueStation %>
 			<li>
 				<a href="<%= oqs_root_path %>">
 					<i class="material-icons">room_service</i>
 					<span><%= t :oqs %></span>
 				</a>
 			</li>
+			<% end %>
 			<li>
 				<a href="<%= origami_root_path %>">
 					<i class="material-icons">monetization_on</i>
 					<span><%= t :origami %></span>
 				</a>
 			</li>
+			<% if can? :menage, Customer %>
 			<li>
 				<a href="javascript:void(0);" class="menu-toggle">
 					<i class="material-icons">widgets</i>
@@ -61,6 +64,7 @@
 					</li>
 				</ul>
 			</li>
+			<% end %>
 			<li>
 				<a href="<%= inventory_path %>">
 					<i class="material-icons">store</i>