Use 2 ssl server blocks

These are the basic changes outlined in #26, only moving rules around not modifying any of them.
Yup.

```
root @ dev [ ~ ]
-> cat /etc/nginx/sites-enabled/example.dev 
server {
	listen 80;
	server_name return.example.dev;
	return 301 $scheme://example.dev$request_uri;
}

server {
	listen 80;
	server_name redirect.example.dev;
	rewrite ^ $scheme://example.dev$request_uri? permanent;
}


root @ dev [ ~ ]
-> curl -I http://return.example.dev
HTTP/1.1 301 Moved Permanently
Server: nginx/1.4.4
Date: Wed, 25 Jun 2014 20:53:56 GMT
Content-Type: text/html
Content-Length: 184
Connection: keep-alive
Location: http://example.dev/

root @ dev [ ~ ]
-> curl -I http://redirect.example.dev
HTTP/1.1 301 Moved Permanently
Server: nginx/1.4.4
Date: Wed, 25 Jun 2014 20:54:04 GMT
Content-Type: text/html
Content-Length: 184
Connection: keep-alive
Location: http://example.dev/

root @ dev [ ~ ]
-> 
```