bike part reward : setting bean ID property automatically

[Tom Zeller]

> I can't look at any of our concrete impls until I get
> back to a working Eclipse workspace, so I don't know if any of them actually
> expose this in a useful way (probably not).

Fortunately, OpenSAML's AbstractProfileAction does provide a public
setId(), so I updated the existing ProfileActionBeanPostProcessor.

r3610 OpenSAML
r5363 IdPv3