* feature: add beta drive listing endpoints to the graph api and hydrate them to contain the new grantedtoV2 property and use unified roles instead of the cs3 roles
* enhancement: make use of owner conditions for drive listing
* enhancement: provide GetDrivesV1Beta1 and GetAllDrivesV1Beta1 graph endpoint tests
* enhancement: add graph beta listPermissions endpoint
besides the new api endpoint it includes several utilities to simplify the graph api development.
* resolve drive and item id from the request path
* generic pointer and value utilities
* space root detection
* update GetDriveAndItemIDParam signature to return a error
* move errorcode package
* enhancement: add generic error code handling
* fix: rebase