Roadmap/Gettext


 * 1) WBN: interactive plural help
 * 2) *detect if message uses plural
 * 3) *alert the user about it
 * 4) *provide previews of the translation with different numbers

Completed and QA-ed

 * 1) ✅ Check the quality of plural rules and improve them as much as possible
 * 2) *add headers if needed, graceful degradation when number of plural forms does not match
 * 3) ✅ Finish new style Gettext FFS implementation
 * 4) ✅ Ensure that new style Gettext FFS works
 * 5) ✅ Convert old style groups
 * 6) ✅ Fix issues in exporting wrt plural issues
 * 7) ✅ WBN: link to online source code browsers
 * 8) ✅ Implement positional printf formatter specification check
 * 9) ✅ Investigate the trailing newline bug
 * 10) ✅ Language map not honoured in importing
 * 11) ✅ Special Manage acting up
 * 12) ✅ Mangler not working for gettext groups