Update README.md

Author: mmacneil

README.md

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 # AngularASPNETCore2WebApiAuth
 Sample project demonstrating jwt-based authentication with an Angular (v5.2.1) frontend and ASP.NET Core 2 WebApi. Includes both local user registration with .NET Core Identity membership and facebook login scenarios.
 
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 ## Development Environment
 - Sql Server Express 2017 & Sql Server Management Studio 2017
 - Runs in both Visual Studio 2017 & Visual Studio Code