bitbake: toastergui: add csrf tokens for AJAX calls

This patch adds CSRF tokens in pages using AJAX calls in
order to force Django to generate the CSRF cookie used to
authenticate the call.

(Bitbake rev: 6b2403992f1f5f84114ec9b243813957ff907051)

Signed-off-by: Alexandru DAMIAN <alexandru.damian@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/toastergui/templates/layers.html

@@ -117,6 +117,7 @@
 
 var tooltipUpdateText;
 
+/* ensure csrf cookie exists {% csrf_token %} */
 function _makeXHREditCall(data, onsuccess, onfail) {
     $.ajax( {
         type: "POST",

bitbake/lib/toaster/toastergui/templates/managed_mrb_section.html

@@ -156,6 +156,7 @@
 
 <script>
 
+/* ensure csrf cookie exists {% csrf_token %} */
 function _makeXHRBuildCall(url, data, onsuccess, onfail) {
     $.ajax( {
         type: "POST",

bitbake/lib/toaster/toastergui/templates/projectconf.html

@@ -429,6 +429,7 @@
             // re-assert the event handlers
         }
 
+	/* ensure cookie exists {% csrf_token %} */
         function postEditAjaxRequest(reqdata) {
             var ajax = $.ajax({
                     type:"POST",

bitbake/lib/toaster/toastergui/templates/targets.html

@@ -120,6 +120,7 @@
 
 var tooltipUpdateText;
 
+/* ensure csrf cookie exists {% csrf_token %} */
 function _makeXHREditCall(data, onsuccess, onfail) {
     $.ajax( {
         type: "POST",