Issue #85 - considerar suplementos na identificação do fascículo

1. Included supplement of volume and number to ArticlePkg
2. Included supplement of volume and number to ArticlePkgStub
3. Included supplement in SPSMixin.meta, which uses new functions created in utils module.
4. Included supplement of volume and number in the filter of scieloapi.issues to use in SetupPipe
5. Tests