COUCHDB-1156 - send Accept header so Futon doesn't display HTML where it expects JSON (Thanks Dale Harvey for patch)

git-svn-id: https://svn.apache.org/repos/asf/couchdb/trunk@1101786 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/jquery.couch.js b/jquery.couch.js
index 3cec9b8..744a78a 100644
--- a/jquery.couch.js
+++ b/jquery.couch.js
@@ -1005,8 +1005,14 @@
    * @private
    */
   function ajax(obj, options, errorMessage, ajaxOptions) {
+
+    var defaultAjaxOpts = {
+      contentType: "application/json",
+      headers:{"Accept": "application/json"}
+    };
+
     options = $.extend({successStatus: 200}, options);
-    ajaxOptions = $.extend({contentType: "application/json"}, ajaxOptions);
+    ajaxOptions = $.extend(defaultAjaxOpts, ajaxOptions);
     errorMessage = errorMessage || "Unknown error";
     $.ajax($.extend($.extend({
       type: "GET", dataType: "json", cache : !$.browser.msie,