8.x-2.05

Piet de Nooijer

@pdenooijer

4b8107c1 · Merge pull request #154 from pdenooijer/task/php_8 · Dec 19, 2020

Fix readme issue and update dev deps to support PHP8 testing

- Issue 3183076 update README with 1.x->2.x update instructions
- Update dev deps
- Add PHP8 support