allow port on remote host.

src/Illuminate/Remote/SecLibGateway.php

@@ -13,6 +13,13 @@ class SecLibGateway implements GatewayInterface {
	 */
	protected $host;

	/**
	 * The SSH port on the server.
	 *
	 * @var int
	 */
	protected $port = 22;

	/**
	 * The authentication credential set.
	 *
@@ -36,10 +43,31 @@ class SecLibGateway implements GatewayInterface {
	 */
	public function __construct($host, array $auth, Filesystem $files)
	{
		$this->host = $host;
		$this->auth = $auth;
		$this->files = $files;
		$this->connection = new Net_SFTP($this->host);
		$this->setHostAndPort($host);

		$this->connection = new Net_SFTP($this->host, $this->port);
	}

	/**
	 * Set the host and port from a full host string.
	 *
	 * @param  string  $host
	 * @return void
	 */
	protected function setHostAndPort($host)
	{
		if ( ! str_contains($host, ':'))
		{
			$this->host = $host;
		}
		else
		{
			list($this->host, $this->post) = explode($host, ':');

			$this->port = (int) $this->port;
		}
	}

	/**