NCI-Agency/anet#50: Divide attendees into principals and advisors
NCI-Agency/anet#50: Divide attendees into principals and advisors

Primary attendees at top, grouped by same orgranization
Consecutively same orgranization names removed for compactness

NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet