Revert "index, meilenstein, test"

This reverts commit efeedcf3b1f8d2773c9ca52b3933aab57549dfaa.
Revert "Revert "index, meilenstein, test""

This reverts commit b4647cb9f0edd208303d9ff629db8ea0a99ce63f.
Merge branch 'master' of https://github.com/UgurT/Krieger-und-Tunali-GmbH