* tweaks {{{Track alignment changes}}}:
- automatically adds changekeys for generated fields.
- enhances documentation (recommended workflow; why to use unique IDs).
- uses {{{GBS_strstruct}}} to build reports and history entries.
- changes terminology (initials -> session ID).
- annotates errors with species name.
- improves report:
* always reports unchanged species.
* reverts order.
* changes format and horizontal padding.
- refactors (renames; size_t for counters; DRY)
123 lines of code changed in 4 files: