resolving some light footer display issues

lms/static/sass/shared/_footer.scss

@@ -33,7 +33,7 @@
     // colophon
     .colophon {
       margin-right: flex-gutter(2);
-      width: flex-grid(6);
+      width: flex-grid(6,12);
       float: left;
 
       .nav-colophon {
@@ -82,7 +82,7 @@
     // references
     .references {
       margin: -10px 0 0 0;
-      width: flex-grid(4);
+      width: flex-grid(4,12);
       float: right;
 
       .nav-social {

lms/templates/footer.html

@@ -33,11 +33,9 @@
       <div class="colophon-about">
         <img src="${MITX_ROOT_URL}/static/images/header-logo.png" />
 
-    <section class="bottom">
-      <section class="copyright">
-##        <p>&copy; 2012 edX, <a href="${reverse('copyright')}">some rights reserved.</a></p> # TODO: (bridger) Update the copyright for edX, then re-enable the link.
-        <p>&copy; 2012 edX, some rights reserved.</p>
-      </section>
+        <p>EdX is a non-profit created by founding partners Harvard and MIT whose mission is to bring the best of higher education to students of all ages anywhere in the world, wherever there is Internet access. EdX’s free online MOOCs are interactive and subjects include computer science, public health, and artificial intelligence.</p>
+      </div>
+    </div>
 
     <div class="references">
       <nav class="nav-social">