Updated coding standards

1.3.0

Added config-block with allow-plugins for composer 2

Added new coding standard for TYPO3 v9

Deprecated annotations are forbidden.

Many new sniffs

• added many new sniffs from slevomat/coding-standard
• added ForwardMediaModern, which adds checks for PHP 7

Fixed case-sensitivity of tests

added some excludes,

fixed case-sensitivity of PEAR

Initial Release

1.0.0

Fixed headlines in Readme