Update React to 0.9.0

Makefile

@@ -52,7 +52,7 @@ veryclean: clean
 	rm -rf bower_components
 
 bower_components:
-	bower install react#v0.8.0
+	bower install react#v0.9.0
 
 vendor/reagent/react.min.js: bower_components/react/react.min.js Makefile
 	cp $< $@

bower_components/react/.bower.json

@@ -1,16 +1,16 @@
 {
   "name": "react",
-  "version": "0.8.0",
+  "version": "0.9.0",
   "main": "react.js",
   "homepage": "https://github.com/facebook/react-bower",
-  "_release": "0.8.0",
+  "_release": "0.9.0",
   "_resolution": {
     "type": "version",
-    "tag": "v0.8.0",
-    "commit": "ac2915c7b1e78bd6068b042066759127ecfff69b"
+    "tag": "v0.9.0",
+    "commit": "81855fdf1b8454ee0ea8dd0e05a896cf5cf03010"
   },
   "_source": "git://github.com/facebook/react-bower.git",
-  "_target": "v0.8.0",
+  "_target": "v0.9.0",
   "_originalSource": "react",
   "_direct": true
 }

bower_components/react/bower.json

@@ -1,5 +1,5 @@
 {
   "name": "react",
-  "version": "0.8.0",
+  "version": "0.9.0",
   "main": "react.js"
 }

src/reagent/core.cljs

@@ -32,11 +32,7 @@ Returns the mounted component instance."
 (defn render-component-to-string
   "Turns a component into an HTML string."
   ([component]
-     (let [res (clojure.core/atom nil)]
-       (render-component-to-string component #(reset! res %))
-       @res))
-  ([component callback]
-     (.renderComponentToString React (tmpl/as-component component) callback)))
+     (.renderComponentToString React (tmpl/as-component component))))
 
 (defn create-class
   "Create a component, React style. Should be called with a map,