phpstan.neon and Hacktoberfest 2021 (part 2)

Hacktoberfest, goes on, this is the second release for Hacktoberfest 2021!

• Updated Cover image
• Using phpstan.neon file, thanks to @ActuallyConnor
• autodetect usage of phpstan.neon from command line
• better management of title and description in meta html tags. Thanks to @zaratedev

New Contributors

• @zaratedev made their first contribution in #104
• @ActuallyConnor made their first contribution in #105

Full Changelog: v0.4.1...v0.4.2