minor: added empty child for stopport/key in the POM to satisfy the xml validation

Signed-off-by: L.M. Bibera <lyndon.bibera@orangeandbronze.com>
code cleanup: aligned tags

Signed-off-by: L.M. Bibera <lyndon.bibera@orangeandbronze.com>
added the page for invoking the uploader/processor

Signed-off-by: L.M. Bibera <lyndon.bibera@orangeandbronze.com>