docs(readme): add nuget badge

MarkPieszak · web-flow · commit e976cfb24457 · 2019-04-04T06:11:08.000-04:00
diff --git a/README.md b/README.md
@@ -1,5 +1,7 @@
 # ASP.NET Core & Vue.js Starter
 
+[![NuGet](https://img.shields.io/nuget/v/aspdotnet-vuejs.svg)](https://www.nuget.org/packages/aspdotnet-vuejs/)
+
 ### Made with :heart: by [Trilon.io](https://trilon.io)
 <p>
   <a href="https://trilon.io" target="_blank">
