3382: always show input parameters, whether value is present or not
Merge branch 'master' into 3382-always-show-inputs
3382: test that an input without a description is still displayed after it has been specified
3382: test that after editing that an input is editable a second time
3382: test that after editing that an input is editable a second time
  - reverted from commit 7bd04ed26901e34e3e5788093bee12be4406dd7b and then adjusted according to latest code review
Merge branch 'master' into 3382-always-show-inputs
Merge branch '3382-always-show-inputs' (closes #3382)