README.md: add pipelines status badge

2020-04-26 07:50:08 -04:00 · 2020-04-26 07:50:08 -04:00 · 4abb216c24
--- a/README.md
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+[![Build Status](https://dev.azure.com/aasworldwidetelescope/WWT/_apis/build/status/WorldWideTelescope.wwt-user-website?branchName=master)](https://dev.azure.com/aasworldwidetelescope/WWT/_build/latest?definitionId=1&branchName=master)
+
 # The worldwidetelescope.org “user” website

 The user-facing portion of the [AAS](https://aas.org/)