Set version to v2.2.0.dev6
# fmt: off
__title__ = "spacy"
-__version__ = "2.2.0.dev5"
+__version__ = "2.2.0.dev6"
__summary__ = "Industrial-strength Natural Language Processing (NLP) with Python and Cython"
__uri__ = "https://spacy.io"
__author__ = "Explosion AI"
