Don't convert Clojure objects to JS objects

- Add docs to suggest use of cljs-devtools

README.md

@@ -43,6 +43,8 @@ If you are using leiningen, modify `project.clj` in the following ways. When puz
                       :preloads             [day8.re-frame.trace.preload]}}]}
   ```
 
+[cljs-devtools](https://github.com/binaryage/cljs-devtools) is not required to use re-frame-trace, but it is highly recommended.
+
 ## Usage
 
 - Start up your application.

src/day8/re_frame/trace.cljs

@@ -200,7 +200,7 @@
               (when show-row?
                 [:tr {:key (str id "-details")}
                  [:td.trace-details {:col-span 3
-                                     :on-click #(.log js/console (clj->js tags))}
+                                     :on-click #(.log js/console tags)}
                    (let [tag-str (with-out-str (pprint/pprint tags))
                          string-size-limit 400]
                         (if (< string-size-limit (count tag-str))