Studio: revising help copy and actions on course re-reun UI

cms/static/sass/elements/_system-help.scss

@@ -243,6 +243,12 @@
     }
   }
 
+  // learn more (aka external help button)
+  .external-help-button {
+    @extend %ui-btn-flat-outline;
+    @extend %sizing;
+  }
+
   // actions
   .list-actions {
     @extend %cont-no-list;

cms/templates/course-create-rerun.html

@@ -127,23 +127,27 @@ require(["domReady!", "jquery", "jquery.form", "js/views/course_rerun"], functio
           <div class="bit">
             <h3 class="title-3">${_("When will my course re-run start?")}</h3>
             <ul class="list-details">
-              <li class="item-detail">${_("Vivamus sagittis lacus vel augue laoreet rutrum faucibus dolor auctor. Sed posuere consectetur est at lobortis. Maecenas faucibus mollis interdum.")}</li>
+              <li class="item-detail">${_("The new course is set to start on January 1, 2030 at midnight (UTC).")}</li>
             </ul>
           </div>
 
           <div class="bit">
             <h3 class="title-3">${_("What transfers from the original course?")}</h3>
             <ul class="list-details">
-              <li class="item-detail">${_("Vivamus sagittis lacus vel augue laoreet rutrum faucibus dolor auctor. Sed posuere consectetur est at lobortis. Maecenas faucibus mollis interdum.")}</li>
+              <li class="item-detail">${_("The new course has the same course outline and content as the original course. All problems, videos, announcements, and other files are duplicated to the new course.")}</li>
             </ul>
           </div>
 
           <div class="bit">
             <h3 class="title-3">${_("What does not transfer from the original course?")}</h3>
             <ul class="list-details">
-              <li class="item-detail">${_("Vivamus sagittis lacus vel augue laoreet rutrum faucibus dolor auctor. Sed posuere consectetur est at lobortis. Maecenas faucibus mollis interdum.")}</li>
+              <li class="item-detail">${_("You are the only member of the new course's staff. No students are enrolled in the course, and there is no student data. There is no content in the discussion topics or wiki.")}</li>
             </ul>
           </div>
+
+          <div class="bit external-help">
+            <a href="" class="button external-help-button">${_("Learn more about Course Re-runs")}</a>
+          <div class="bit">
         </aside>
 
       </section>