Merge pull request #1 from fullcontact/pypi-version-badge

Added PyPi version badge

Author: nithinsubhash

README.md

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 # FullContact Client
+[![PyPI](https://img.shields.io/pypi/v/python-fullcontact?label=PyPi)](https://pypi.org/project/python-fullcontact/)
+
 The official python client library for FullContact V3 API. This client provides an interface to perform Person Enrich, Company Enrich and Company Search operations.   
 FullContact API Documentation is available at: https://dashboard.fullcontact.com/api-ref