Update README.md

Author: ENikS

README.md

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 [![Build status](https://ci.appveyor.com/api/projects/status/sevk2yb2jokf8ltr/branch/master?svg=true)](https://ci.appveyor.com/project/IoC-Unity/microsoft-dependency-injection/branch/master)
 
 # unity-dependencyinjection
-Unity extension to integrate to Microsoft.Extensions.DependencyInjection
+Unity extension to integrate with Microsoft.Extensions.DependencyInjection compliant systems