Precommit hook for codestyle fix
What does this MR do?
It adds two convenience scripts for fixing the codestyle (using local PHP or docker version) as well as a suggestion in the readme to run one of those as a pre-commit hook.
How confident are you it won't break things if deployed?
Links to related issues
- added a test, or explain why one is not needed/possible...
- no unrelated changes
- asked someone for a code review
- joined #foodsharing-beta channel at https://slackin.yunity.org
- added an entry to CHANGELOG.md (description, merge request link, username(s))