[FAB-12069] Fix vet issues flagged by go 1.11

A number of files still have unkeyed fields that have not been detected
with go 1.10. This addresses those issues.

Change-Id: Iec9a57a365d81edb8c0f880a206277b0d3a226ea
Signed-off-by: Matthew Sykes <sykesmat@us.ibm.com>

Author: sykesm