Update README.md

Author: asvcode

README.md

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 # Colab_UI
-UI interface using fastai(version 1) compatible with Google Colab
+UI interface using fastai(**version 1**) compatible with Google Colab
 
 [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/drive/1O_H41XhABAEQxg_p8KZd_BCQ8pj-eJX6)  [![GitHub license](https://img.shields.io/github/license/Naereen/StrapDown.js.svg)](https://github.com/Naereen/StrapDown.js/blob/master/LICENSE)