Incomplete clean-up process

[jonnyfux]

Describe the bug
The destroy.sh script fails to delete the BBBStackBucket.

bbb-stack-Sources: DELETE_FAILED | The following resource(s) failed to delete: [BBBStackBucket].
BBBStackBucket: DELETE_FAILED | The bucket you tried to delete is not empty. You must delete all versions in the bucket.

To Reproduce
Steps to reproduce the behavior:

1. Run setup.sh
2. Run destroy.sh
3. Go Cloudformation dashboard and you will see the error

Expected behavior
The BBBStackBucket gets deleted

[couchgott]

solved