Change password

Fixes #14

app/pods/protected/users/changepassword/route.js

@@ -0,0 +1,12 @@
+import Ember from 'ember';
+
+export default Ember.Route.extend({
+  beforeModel: function(transition) {
+    this._super(transition);
+
+    let user_id = transition.params['protected.users.changepassword'].user_id;
+    if (this.get('session.currentUser.id') !== user_id) {
+      this.transitionTo('protected.users.index');
+    }
+  }
+});