Update README.md

Author: LiamConnors

README.md

@@ -121,3 +121,4 @@ Making sure that a pull request passes every continuous integration test is a pa
 This repository also contains:
     - Plotly's Node.js, Matlab, Scala, Julia, and Python V3 graphing libraries documentation
     - the reference pages for Plotly's JavaScript, Python, R, and Matlab graphing libraries.
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