[wsrp-wsia] [I#6]Update: Is groupId required?

Owner: 
Michael Freedman

Title: Is 
groupId required?

Description:

Since we 
now have initEnvironment, which is the solution for shared sessions, do we now 
need groupId, which was also defined as a mechanism for group sessions.
We 
are postponing this until we hear some more information from the JSR-168 liason 
people.