radicle: Add `resolves` and `labels` method to `cob::patch::Revision`
To be able to query the BTreeSet that shows which comments are
resolved by a specific revision and the Iterator of Label we require
some methods to obtain them.
To be able to query the BTreeSet that shows which comments are
resolved by a specific revision and the Iterator of Label we require
some methods to obtain them.
Rebase.