Symfony 8 support

What's Changed

• Allow Symfony 8; converted config to PHP by @knallcharge in #57

7.0.0

Upgrade

• PHP 8.1
• PHPUnit 10

Drop support

• PHP 7
• Symfony 5

Twig
Version 4 is now allowed.

Rector
Rector is now launched on CI.

Symfony 7 support

• Add Symfony 7 support
• Drop Symfony 4 support

5.0.1

Merge pull request #52 from tacman/patch-1

add return type to getFunctions()

5.0.0

• Symfony 6 compatibility.
• Clean dependencies versions.
• Drop support old versions.
• Increase PHP Version.

4.0.0

Drop support for old versions (Symfony 3, PHP 5.6 & 7.0)

3.2.0

Compatibility with Symfony 5

3.1.0

Allow all available events

3.0.3

Remove deprecation message for Symfony 4.2

3.0.2

Fix bad format for series, vAxes options #23