Update gitsnippet.html

Author: johndmulhausen

_includes/gitsnippet.html

@@ -9,7 +9,7 @@
   $.ajax({
     url: "https://raw.githubusercontent.com/{{gitAccount}}/{{gitRepo}}/master/{{gitFile}}",
     context: document.body,
-    crossDomain: true,
+    dataType: "text",
   }).done(function(data) {
     $("#testSnippet").html(data)
   });