Merge pull request #494 from ubershmekel/patch-1

"chartset" typo to "charset"

Author: etpinard

README.md

@@ -84,7 +84,7 @@ To learn more about the plotly.js module architecture, refer to our [modularizin
 
 #### Non-ascii characters
 
-Important: the plotly.js code base contains some non-ascii characters. Therefore, please make sure to set the `chartset` attribute to `"utf-8"` in the script tag that imports your plotly.js bundle. For example:
+Important: the plotly.js code base contains some non-ascii characters. Therefore, please make sure to set the `charset` attribute to `"utf-8"` in the script tag that imports your plotly.js bundle. For example:
 
 ```html
 <script type="text/javascript" src="my-plotly-bundle.js" charset="utf-8"></script>