Update README.md

Author: aduguid

README.md

@@ -11,6 +11,7 @@ This is an Excel Add-In written in Visual Studio Community 2017 C#/VB.NET and VB
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE "MIT License Copyright © 2017 Anthony Duguid")
 [![star this repo](http://githubbadges.com/star.svg?user=aduguid&repo=ScriptHelp&style=flat&color=fff&background=007ec6)](http://github.com/aduguid/ScriptHelp)
 [![fork this repo](http://githubbadges.com/fork.svg?user=aduguid&repo=ScriptHelp&style=flat&color=fff&background=007ec6)](http://github.com/aduguid/ScriptHelp/fork)
+![current_build Office_2013](https://img.shields.io/badge/current_build-Office_2013-red.svg)
 [![contributions welcome](https://img.shields.io/badge/contributions-welcome-brightgreen.svg?style=flat)](https://github.com/aduguid/ScriptHelp/issues)
 [![download VBA](https://img.shields.io/badge/download-VBA-brightgreen.svg)](https://github.com/aduguid/ScriptHelp/raw/master/VBA/ScriptHelp.xlsm?raw=true "Download the VBA Add-In")
 [![download VSTO](https://img.shields.io/badge/download-VSTO-brightgreen.svg)](https://github.com/aduguid/ScriptHelp/CS/blob/master/publish/setup.exe?raw=true "Download Setup.exe Install File")