zloirock#204 Escaping script tags

We experienced issues with inlining this code and parsing by facebook parser. So it's indeed safer to incorporate this.

modules/_object-create.js

@@ -20,7 +20,7 @@ var createDict = function(){
   // html.removeChild(iframe);
   iframeDocument = iframe.contentWindow.document;
   iframeDocument.open();
-  iframeDocument.write('<script>document.F=Object</script' + gt);
+  iframeDocument.write('<\script>document.F=Object<\/script' + gt);
   iframeDocument.close();
   createDict = iframeDocument.F;
   while(i--)delete createDict[PROTOTYPE][enumBugKeys[i]];
@@ -37,4 +37,4 @@ module.exports = Object.create || function create(O, Properties){
     result[IE_PROTO] = O;
   } else result = createDict();
   return Properties === undefined ? result : dPs(result, Properties);
-};
+};