v2.5.4

What's new in 2.5.4

New commands

• run-template:assign-credential — Assign a credential to a run template
• run-template:unassign-credential — Remove a credential assignment from a run template
• run-template:list-credentials — List all credentials assigned to a run template

Other changes

• Updated PHPUnit tests for all three new credential assignment commands
• Updated documentation (doc/multiflexi-cli.rst and debian/multiflexi-cli.1)