Changing the templates to make them more accessible.

openedx/core/djangoapps/schedules/templates/schedules/edx_ace/common/base_body.html

@@ -56,7 +56,7 @@ email itself. -->
                         <td width="70">
                             <a href="{{ homepage_url }}"><img
                                     src="https://media.sailthru.com/595/1k1/8/o/599f355101b3f.png" width="70"
-                                    height="30" alt="{% blocktrans %}{{ platform_name }} Home Page{% endblocktrans %}"/></a>
+                                    height="30" alt="{% blocktrans %}Go to {{ platform_name }} Home Page{% endblocktrans %}"/></a>
                         </td>
                         <td align="right" style="text-align: right;">
                             <a class="login" href="{{ dashboard_url }}" style="color: #005686;">{%  trans "Sign In" %}</a>

openedx/core/djangoapps/schedules/templates/schedules/edx_ace/common/base_head.html

+{% load i18n %}
+
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
-<title>{% block title %}edX Email{% endblock %}</title>
+<title lang="{{ get_current_language | default:"en" }}">
+  {% block title %}
+  {% trans "edX Email" %}
+  {% endblock %}
+</title>
 <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
 
 <style type="text/css">

openedx/core/djangoapps/schedules/templates/schedules/edx_ace/upgradereminder/email/body.html

@@ -66,7 +66,7 @@
 
             <img
                 src="{{ cert_image }}"
-                alt="{% trans 'Example print-out of a verified certificate' %}"
+                alt="{% trans 'Example of a verified certificate' %}"
                 style="
                     display: block;
                     margin-right: auto;
@@ -77,7 +77,8 @@
                     border-bottom: 3px solid lightgray;
                     border-right: 3px solid lightgray;
                     border-left: 1px solid lightgray;
-            " />
+                    " 
+            />
 
             <p>
                 {# email client support for style sheets is pretty spotty, so we have to inline all of these styles #}