Implement course handouts

LEARNER-607

lms/djangoapps/courseware/courses.py

@@ -278,7 +278,7 @@ def get_course_info_section(request, user, course, section_key):
     html = ''
     if info_module is not None:
         try:
-            html = info_module.render(STUDENT_VIEW).content
+            html = info_module.render(STUDENT_VIEW).content.strip()
         except Exception:  # pylint: disable=broad-except
             html = render_to_string('courseware/error-message.html', None)
             log.exception(

lms/static/sass/features/_course-outline.scss

@@ -11,8 +11,6 @@
       padding: 0 ($baseline * 2);
 
       &:not(:first-child) {
-        border-top: 1px solid $lms-border-color;
-
         .section-name {
           margin-top: $baseline;
         }

lms/static/sass/shared-v2/_components.scss

@@ -149,3 +149,7 @@
     }
   }
 }
+
+.section:not(:first-child) {
+    margin-top: $baseline;
+}