Description of what this PR accomplishes and why it's needed
The scripts have been updated to allow the MQ full image (only instal…ling the client parts), the MQ client image, and also the MQ redistributable client (cut-down free package). This requires different installation methods and also different key management.
How Has This Been Tested?
Manual testing on xLinux with all three package options, and zLinux with the MQ client image (no redistributable on zLinux) by @TDOLBY and @ALISONB
Description of what this PR accomplishes and why it's needed
The scripts have been updated to allow the MQ full image (only instal…ling the client parts), the MQ client image, and also the MQ redistributable client (cut-down free package). This requires different installation methods and also different key management.
How Has This Been Tested?
Manual testing on xLinux with all three package options, and zLinux with the MQ client image (no redistributable on zLinux) by @TDOLBY and @ALISONB