[oslc-cm] Updates to CM 2.0 Resource Formats writeup

[Steve K Speicher]

I took an attempt to be a bit more explicit on what is required and not 
for various resource types at:
        
http://open-services.net/bin/view/Main/CmSpecificationV2#Resource_Formats

Feedback welcome.
Thanks,
Steve Speicher | IBM Rational Software | (919) 254-0645