* filter: add new time convert filters
The plugin include:
- to_seconds
- to_minutes
- to_hours
* refactor and extend
* more UX improvements
* Apply suggestions from code review
Co-authored-by: Felix Fontein <felix@fontein.de>
* even more UX improvments
* fix indentation
* fix for py3
* enable aix in ci
* simplify
* add to_months, use 360d as year.
* rearrange tests
* year back to 365 days
Co-authored-by: Felix Fontein <felix@fontein.de>
