Merge pull request #8596 from edx/frances/fix/course-content-margin

adjust margin-bottom on courseware with license

lms/static/sass/base/_layouts.scss

@@ -57,7 +57,7 @@ body.view-incourse {
   .course-wrapper,
   .profile-wrapper {
     max-width: 1180px;
-    margin: 0 auto ($baseline*2) auto;
+    margin: 0 auto;
     padding: 0;
   }
 
@@ -77,6 +77,7 @@ body.view-incourse {
 
   // site footer
   .wrapper-footer {
+    margin-top: $baseline;
     padding-right: 2%;
     padding-left: 2%;