Jigsaw spec clarifications

[Alex Buckley]

On 1/20/2012 7:26 AM, Alan Bateman wrote:
>> Seems like a defect in the spec. If there is some problem with the
>> signature of the service that can reliably be detected at compile
>> time, it should be treated as an error.
> Yes, I think so too.

I added compile-time requirements for a service implementation to be 
non-abstract, public, non-inner, and with a public no-args constructor. 
The module declarations doc on the Jigsaw project page should refresh soon.

Alex