Add in newlines at end of files

common/lib/xmodule/xmodule/css/combinedopenended/edit.scss

@@ -119,4 +119,4 @@
 .combinedopenended-editor-icon.dropdown {
   width: 28px;
   background-position: -111px 0;
-}
\ No newline at end of file
+}

common/lib/xmodule/xmodule/js/fixtures/combinedopenended-with-markdown.html

@@ -3,4 +3,4 @@
         <textarea class="markdown-box">markdown</textarea>
         <textarea class="xml-box" rows="8" cols="40">xml</textarea>
     </div>
-</section>
\ No newline at end of file
+</section>

common/lib/xmodule/xmodule/js/fixtures/combinedopenended-without-markdown.html

@@ -2,4 +2,4 @@
     <div class="row">
         <textarea class="xml-box" rows="8" cols="40">xml only</textarea>
     </div>
-</section>
\ No newline at end of file
+</section>

common/lib/xmodule/xmodule/js/src/combinedopenended/edit.coffee

@@ -279,4 +279,4 @@ Write a persuasive essay to a newspaper reflecting your vies on censorship in li
       return xml;
     }
     `
-    return toXml markdown
\ No newline at end of file
+    return toXml markdown