VUB confirmation mail

[tomaj]

[rootpd]

Before anybody (after 5 years :) ) starts working on this, we'll just need to port this into the PR here: https://github.com/remp2020/crm-vub-eplatby-module/blob/master/src/model/MailParser/VubMailParser.php

[tomaj]

I’ve also moved the VUB parser into this repo. The PR is ready here: remp2020/crm-vub-eplatby-module#1 @rootpd @markoph