[sas mode] Code style, integrate

Issue codemirror#3932

Author: marijnh

mode/index.html

@@ -114,6 +114,7 @@ <h2>Language modes</h2>
       <li><a href="rst/index.html">reStructuredText</a></li>
       <li><a href="ruby/index.html">Ruby</a></li>
       <li><a href="rust/index.html">Rust</a></li>
+      <li><a href="sas/index.html">SAS</a></li>
       <li><a href="sass/index.html">Sass</a></li>
       <li><a href="spreadsheet/index.html">Spreadsheet</a></li>
       <li><a href="clike/scala.html">Scala</a></li>

mode/sas/index.html

@@ -6,15 +6,14 @@
 
 <link rel="stylesheet" href="../../lib/codemirror.css">
 <script src="../../lib/codemirror.js"></script>
-<script src="../../addon/edit/continuelist.js"></script>
 <script src="../xml/xml.js"></script>
 <script src="sas.js"></script>
 <style type="text/css">
-      .CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}
-      .cm-s-default .cm-trailing-space-a:before,
-      .cm-s-default .cm-trailing-space-b:before {position: absolute; content: "\00B7"; color: #777;}
-      .cm-s-default .cm-trailing-space-new-line:before {position: absolute; content: "\21B5"; color: #777;}
-    </style>
+  .CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}
+  .cm-s-default .cm-trailing-space-a:before,
+  .cm-s-default .cm-trailing-space-b:before {position: absolute; content: "\00B7"; color: #777;}
+  .cm-s-default .cm-trailing-space-new-line:before {position: absolute; content: "\21B5"; color: #777;}
+</style>
 <div id=nav>
   <a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a>
 
@@ -65,23 +64,18 @@ <h2>SAS mode</h2>
     create table foo as
     select * from sashelp.class;
 
-    select * 
+    select *
     from foo;
 quit;
-
 </textarea></form>
 
-    <script>
-      var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
-        mode: 'sas',
-        lineNumbers: true,
-        theme: "default",
-        extraKeys: {"Enter": "newlineAndIndentContinueMarkdownList"}
-      });
-    </script>
-
-   
-    <p><strong>MIME types defined:</strong> <code>text/x-sas</code>.</p>
+<script>
+  var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
+    mode: 'sas',
+    lineNumbers: true
+  });
+</script>
 
+<p><strong>MIME types defined:</strong> <code>text/x-sas</code>.</p>
 
-  </article>
+</article>