added badges

README.md

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+<p align="center">
+<a href="https://github.com/din14970/pyMatchSeries/actions"><img alt="Actions Status" src="https://github.com/din14970/pyMatchSeries/workflows/Test/badge.svg"></a>
+<a href="https://coveralls.io/github/din14970/pyMatchSeries?branch=master"><img alt="Coverage Status" src="https://coveralls.io/repos/github/din14970/pyMatchSeries/badge.svg?branch=master"></a>
+<a href="https://pypi.org/project/pyMatchSeries/"><img alt="PyPI" src="https://img.shields.io/pypi/v/pyMatchSeries.svg?style=flat"></a>
+<a href="https://github.com/psf/black"><img alt="Code style: black" src="https://img.shields.io/badge/code%20style-black-000000.svg"></a>
+</p>
+
 # Description
 This is a tool for non-rigid registration, primarily for atomic resolution STEM images, and is a python wrapper of the [match-series](https://github.com/berkels/match-series) code developed by B. Berkels. When using this tool, please cite the papers mentioned in that repository. 
 
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 ```
 $ conda install -c conda-forge match-series
 ```
+
+# Changelog
+
+## v0.1.0
+* Significantly simplified the API and made code more future proof
+* Trying out CI/CD pipelines