FIX: Re-prevent basic seeing reversion

This is to prevent financials/client data leaking when changed. Hopefully can show them a filtered version in future.

RIGS/templates/RIGS/item_row.html

@@ -8,7 +8,9 @@
 	</td>
     {% if perms.RIGS.view_event %}
 	<td>£&nbsp;<span class="cost">{{item.cost|floatformat:2}}</span></td>
+    {% endif %}
 	<td class="quantity">{{item.quantity}}</td>
+    {% if perms.RIGS.view_event %}
 	<td>£&nbsp;<span class="sub-total" data-subtotal="{{item.total_cost}}">{{item.total_cost|floatformat:2}}</span></td>
     {% endif %}
 	{% if edit %}