Updated readme.

Author: ashleydavis

README.md

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-# JavaScript Data Wrangling / Chapter-3
+# Data Wrangling with JavaScript / Chapter-3
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+If you're a JavaScript developer, you already know that working with data is a big deal. Why let the Python and R coders get all the glory? JavaScript isn't just good at data visualization, you can move your entire data wrangling pipeline to JavaScript and work more effectively. [Data Wrangling with JavaScript](http://bit.ly/2t2cJu2) teaches you core data munging techniques in JavaScript, along with many libraries and tools that will make your data tasks even easier.
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+This repository contains code examples for Chapter 3 (*Acquisition, storage and retrieval*) of [Data Wrangling with JavaScript](http://bit.ly/2t2cJu2).
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+
 
-Code examples for Chapter 3 of JavaScript Data Wrangling.