v1.2.0

What's Changed

• Bump phpcsstandards/phpcsdevtools from 1.1.1 to 1.2.0 by @dependabot in #54
• Bump phpstan/phpstan from 1.8.2 to 1.8.7 by @dependabot in #56
• Bump phpstan/phpstan from 1.8.7 to 1.8.8 by @dependabot in #57
• Bump phpstan/phpstan from 1.8.8 to 1.8.9 by @dependabot in #58
• Bump phpstan/phpstan from 1.8.9 to 1.8.10 by @dependabot in #59
• Bump phpstan/phpstan from 1.8.10 to 1.8.11 by @dependabot in #60
• Bump phpstan/phpstan from 1.8.11 to 1.9.1 by @dependabot in #61
• Bump phpstan/phpstan from 1.9.1 to 1.9.2 by @dependabot in #62
• Update installation instructions in README.md by @jonmcp in #64, #66
• Add circleci config with slack notification by @ampersarnie in #67

New Contributors

• @ampersarnie made their first contribution in #67

Full Changelog: v1.1.2...v1.2.0