Make pipe base class a bit less presumptuous
Make pipe base class a bit less presumptuous

explosion/spaCy,honnibal/spaCy,honnibal/spaCy,spacy-io/spaCy,spacy-io/spaCy,spacy-io/spaCy,spacy-io/spaCy,explosion/spaCy,explosion/spaCy,explosion/spaCy,honnibal/spaCy,honnibal/spaCy,spacy-io/spaCy,explosion/spaCy,spacy-io/spaCy,explosion/spaCy