Merge pull request BroadleafCommerce#263 from BroadleafCommerce/fix-listgrid-toone

In the admin Do not display the property value twice with an additional link for ToOneLookups in main entity grids if it the property is already the main entity link

Author: phillipuniverse

admin/broadleaf-open-admin-platform/src/main/resources/open_admin_style/templates/components/listGrid.html

@@ -116,7 +116,7 @@
                             th:href="@{${record.path}}"
                             th:text="${#strings.isEmpty(field.displayValue) ? '(No value set)' : field.displayValue}" />
 
-                        <span th:if="${headerField.canLinkToExternalEntity and !#strings.isEmpty(field.value)}" th:remove="tag">
+                        <span th:if="${!headerField.mainEntityLink and headerField.canLinkToExternalEntity and !#strings.isEmpty(field.value)}" th:remove="tag">
                            <span th:remove="tag" th:text="${field.displayValue}" />
                            <a th:href="@{${headerField.foreignKeyClass + '/' + field.value}}" class="modal-view">
                                 <i class="icon-external-link"></i>