Prepare to release to the Forge with puppet-blacksmith

With this commit you can just run rake module:release and will push to the Forge (after creating an account and the project page by hand)

You need to configure your credentials in ~/.puppetforge.yml

```
--- 
forge: https://forge.puppetlabs.com
username: myuser
password: mypassword
```

https://github.com/maestrodev/puppet-blacksmith