Issue 49: BPEL process QName is assumed to be unique

This is a new issue based on a PR comment, per my AI.
http://osoa.org/jira/browse/BPEL-49

PR 01 comment filed at: 
http://lists.oasis-open.org/archives/sca-bpel-comment/200906/msg00002.html

The BPEL specification does not say that the BPEL process QName is
unique. The SCA BPEL C&I spec assumes that it is, but does not state
this assumption in the spec.