Update scripts to run lock@6 instead of widget@5

### Signin
![image](https://cloud.githubusercontent.com/assets/367429/5530744/4352409e-8a02-11e4-9c15-a11b53d09a39.png)

### Signup
![image](https://cloud.githubusercontent.com/assets/367429/5530756/578966f0-8a02-11e4-9bae-a743563f0271.png)