Change default welcome from mktg text to Open edX text

lms/templates/index.html

@@ -27,10 +27,13 @@
           % else:
             % if self.stanford_theme_enabled():
               <h1>${_("Free courses from <strong>{university_name}</strong>").format(university_name="Stanford")}</h1>
+	      <h2>${_("For anyone, anywhere, anytime")}</h2>
             % else:
-              <h1>${_("The Future of Online Education")}</h1>
+	      ## Translators: 'Open edX' is a brand, please keep this untranslated. See http://openedx.org for more information.
+              <h1>${_("Welcome to Open edX!")}</h1>
+	      ## Translators: 'Open edX' is a brand, please keep this untranslated. See http://openedx.org for more information.
+	      <h2>${_("It works! This is the default homepage for this Open edX instance.")}</h2>
             % endif
-            <h2>${_("For anyone, anywhere, anytime")}</h2>
           % endif
         </hgroup>