Avoid using SERVER_PORT because it does not work in a cloud environment like heroku.
Why having absolute URL here? It's best to link relative and avoid all the troubles with detecting protocol, host and ports.

Also check out: http://php.net/manual/en/reserved.variables.server.php
"It is not safe to rely on this value in security-dependent contexts."
Bump version to 0.0.2.
Merge branch 'refs/heads/development'