codemirror 3.19 and directory cleanup

applications/admin/static/codemirror/mode/css/test.js

@@ -1,6 +1,7 @@
 (function() {
-  var mode = CodeMirror.getMode({tabSize: 4}, "css");
+  var mode = CodeMirror.getMode({tabSize: 1}, "css");
   function MT(name) { test.mode(name, mode, Array.prototype.slice.call(arguments, 1)); }
+  function IT(name) { test.indentation(name, mode, Array.prototype.slice.call(arguments, 1)); }
 
   // Requires at least one media query
   MT("atMediaEmpty",
@@ -123,4 +124,7 @@
 
   MT("commentSGML",
      "[comment <!--comment-->]");
+
+  IT("tagSelector",
+    "strong, em [1 { background][2 : rgba][3 (255, 255, 0, .2][2 )][1 ;]}");
 })();