Merge pull request #2921 from edx/giulio/zendesk-help-links

Edited CMS help links with zendesk info

cms/templates/widgets/header.html

@@ -134,10 +134,10 @@
                     <a href="http://edx.readthedocs.org/projects/ca/en/latest/">${_("Studio Documentation")}</a>
                   </li>
                   <li class="nav-item nav-help-helpcenter">
-                    <a href="https://groups.google.com/d/forum/openedx-studio" target="_blank" rel="external">${_("studio-users group")}</a>
+                    <a href="https://stanfordonline.zendesk.com/hc" target="_blank" rel="external">${_("studio-users group")}</a>
                   </li>
                   <li class="nav-item nav-help-feedback">
-                    <a href="mailto:courseops@class.stanford.edu" title="${_("Use our feedback tool, Tender, to share your feedback")}">${_("Contact Us")}</a>
+                    <a href="mailto:courseops@stanfordonline.zendesk.com" title="${_("Share your feedback with us.")}">${_("Contact Us")}</a>
                   </li>
                 </ul>
               </div>

cms/templates/widgets/sock.html

@@ -26,7 +26,7 @@
           <span class="tip">${_("How to use Studio to build your course")}</span>
         </li>
         <li class="action-item">
-          <a href="https://groups.google.com/d/forum/openedx-studio" rel="external" class="action action-primary">${_("studio-users group")}</a>
+          <a href="https://stanfordonline.zendesk.com/hc" rel="external" class="action action-primary">${_("studio-users group")}</a>
           <span class="tip"><i class="ss-icon ss-symbolicons-block icon-help">&#xEE11;</i> ${_("studio-users group")}</span>
         </li>
         <li class="action-item">