chore(jasmine-adapter): upgrade

Author: mhevery

lib/jasmine-jstd-adapter/JasmineAdapter.js

@@ -134,7 +134,7 @@
       window.describe(name, function(){
         var oldIt = window.it;
         window.it = function(name, fn){
-          fn.exclusive = 1; // run anything under ddescribe
+          if (fn) fn.exclusive = 1; // run anything under ddescribe
           oldIt(name, fn);
         };
         try {