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README.md

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 File storage made simple.
 
+[![codecov](https://codecov.io/gh/merixstudio/simple-storage/branch/master/graph/badge.svg?token=XMH3S6M34G)](https://codecov.io/gh/merixstudio/simple-storage)
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+![python](https://img.shields.io/badge/Python-3.6%2B-brightgreen)
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 ## Supported backends
 
 - File system storage
 - AWS S3
 
 ## Requirements
 
-- Python >= 3.6
+- Python >= 3.6