Update _template.html.erb

Added in the "pre-populate records" option into the template, to be compatible with version 1.4.x (is there any way to do this in plugins without hardcoding the option, with some sort of include option from the master template file, perhaps?)

frontend/views/defaults/_template.html.erb

@@ -4,7 +4,8 @@
       <h3><%= I18n.t "defaults.general_section" %></h3>
       <%= form.label_and_boolean "show_suppressed", {}, form.default_for("show_suppressed") %>
       <%= form.label_and_boolean "publish", {}, form.default_for("publish") %>
-
+      <%= form.label_and_boolean "default_values", {}, form.default_for("default_values") %>
+
       <h3><%= I18n.t "defaults.accession_browse_section" %></h3>
       <%=
         out = ''