Updates polymer to v0.9.0

Author: zenorocha

bower.json

@@ -17,6 +17,6 @@
         "bower_components"
     ],
     "dependencies": {
-        "polymer": "Polymer/polymer#^0.5.1"
+        "polymer": "Polymer/polymer#^0.9.0"
     }
 }

hello-world.html

@@ -0,0 +1,22 @@
+<!-- Imports polymer -->
+<link rel="import" href="../polymer/polymer.html">
+
+<!-- Defines element markup -->
+<dom-module id="hello-world">
+    <template>
+        <p>Hello <strong>{{who}}</strong> :)</p>
+    </template>
+</dom-module>
+
+<!-- Registers custom element -->
+<script>
+Polymer({
+    is: 'hello-world',
+    properties: {
+        who: {
+            type: String,
+            value: 'World'
+        }
+    }
+});
+</script>