Quite useful that it returns a newline after the IP address. My similar setup with nginx (http://4a.si/ip http://4a.si/ip) only returns $remote_addr without th

Quite useful that it returns a newline after the IP address. My similar setup with nginx (http://4a.si/ip http://4a.si/ip) only returns $remote_addr without the newline, making it ugly for using with `curl`.