v3: Drop some of the deprecated features

[psrok1]

trafficstars

Your checklist for this pull request

• [ ] I've read the contributing guideline.
• [ ] I've tested my changes by building and running the project, and testing changed functionality (if applicable)
• [ ] I've added automated tests for my change (if applicable, optional)
• [ ] I've updated documentation to reflect my change (if applicable)

What is the current behaviour?

What is the new behaviour?

Test plan

Closing issues

closes #issuenumber