Update README.md

Author: devjorgecastro

README.md

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 # Retrofit JsonApi Converter: Android Library for Retrofit
 
-[ ![Download](https://api.bintray.com/packages/devjorgecastro/RetrofitJsonApiConverter/tech.jorgecastro.retrofit-jsonapi-converter/images/download.svg?version=1.0.0-alpha4) ](https://bintray.com/devjorgecastro/RetrofitJsonApiConverter/tech.jorgecastro.retrofit-jsonapi-converter/1.0.0-alpha4/link)
+[ ![Download](https://api.bintray.com/packages/devjorgecastro/RetrofitJsonApiConverter/tech.jorgecastro.retrofit-jsonapi-converter/images/download.svg?version=1.0.0-alpha5) ](https://bintray.com/devjorgecastro/RetrofitJsonApiConverter/tech.jorgecastro.retrofit-jsonapi-converter/1.0.0-alpha5/link)
 
 Written purely in kotlin :heart_eyes::heart: