new: Add info about SAML's signature algorithm for ADFS

source/new.rst

@@ -28,3 +28,8 @@ Logo for small devices
 ~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 |small logo| :ref:`Upload a square logo <logo_upload>` to your institution's settings for small devices. This will improve the header display when you are viewing your site on smartphones or other small screens.
+
+Support for ADFS authentication
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+|adfs| You can set :ref:`the signature algorithm for SAML <plugin_saml>`. That allows you to connect ADFS authentication via the SAML authentication method.

source/shortcuts.rstext

@@ -322,9 +322,9 @@
 
    <i class="fa fa-pencil-square-o fa-3x fa-pull-left" aria-hidden="true"></i>
 
-.. |integration| raw:: html
+.. |adfs| raw:: html
 
-   <i class="fa fa-handshake-o fa-3x fa-pull-left" aria-hidden="true"></i>
+   <i class="fa fa-sign-in fa-3x fa-pull-left" aria-hidden="true"></i>
 
 .. |terminal| raw:: html