Role::Identifiable::HasIdent is an incredibly simple role. It adds
a required ident attribute that stores a simple string, meant to
Role::Identifiable::HasTags adds the ability for your class and its
composed parts (roles, superclasses) as well as instances of it to
contribute to a pool of tags describing each instance.
Submitted by: Geraud CONTINSOUZAS <email@example.com> (by private mail)