Merge pull request #9 from psmb/daniellienert-patch-1

TASK: Declare compatibility with Neos 9

Merge pull request #8 from punktDeForks/task/neos-flow-8

TASK: Neos Flow 8.0 compatibility.

TASK: Declare compatibility with Flow 7.0

Merge pull request #7 from psmb/daniellienert-patch-1

TASK: Mark package as compatible to Flow 6.0

Merge pull request #4 from daniellienert/feature/getset

FEATURE: Add method getset

BUGFIX: require correct flow version

TASK: update Flow version

TASK: pin Flow version

Update README.md