Clarification of the meanings of and the distinction between the
output-related terms iteration, job, workload and section for those
unfamiliar
- Add entries to the glossary and references to the glossary
- Added section on Configuration parameter hierarchy
- Added section on the number and names of directories generated for
jobs in the run output folder
Restructure the documentation to be split into `User Information` and
`Developer Information`, and split the how to guides into their
corresponding section.
