Merge pull request rstudio#224 from yihui/patch-1

websockets has been changed to httpuv

README.md

@@ -13,7 +13,7 @@ For an introduction and examples, visit the [Shiny homepage](http://www.rstudio.
 * Attractive default UI theme based on [Twitter Bootstrap](http://twitter.github.com/bootstrap).
 * A highly customizable slider widget with built-in support for animation.
 * Pre-built output widgets for displaying plots, tables, and printed output of R objects.
-* Fast bidirectional communication between the web browser and R using the [websockets](http://illposed.net/websockets.html) package.
+* Fast bidirectional communication between the web browser and R using the [httpuv](https://github.com/rstudio/httpuv) package.
 * Uses a [reactive](http://en.wikipedia.org/wiki/Reactive_programming) programming model that eliminates messy event handling code, so you can focus on the code that really matters.
 * Develop and redistribute your own Shiny widgets that other developers can easily drop into their own applications (coming soon!).