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README.md

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 This project is also part of my PhD.
 
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+⚠️ **NOTE**
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+- At the moment, this is a preview of the tool and does **not** include the new GUI. The first final version v1.0.0 is expected to be released in late 2021. Check out the  upcoming features of [Combustion Toolbox v1.0.0](https://github.com/AlbertoCuadra/combustion_toolbox/projects/2).
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 ## Examples
 
 <img src="https://github.com/AlbertoCuadra/combustion_toolbox/blob/master/Validations/Hugoniot_benchmarking.svg" width="400">