[Release notes] Tampella 5.0.0.55

[Steve_Everett]

@hanswf

Please give this a try: Changelog_from_4.6.0.15_to_5.0.0.55.md

I already have. I was talking specifically about functionality changes from the previous release as perceived by the user. Previous SFOS major release upgrades (e.g. from 3.0 to 4.0) were much more ‘meaty’ imho.