Prepare readme for release

Author: spaced

README.md

@@ -35,7 +35,7 @@ more about [d3js.org](http://d3js.org)
 
 See also example project [scala-js-d3-example-app](https://github.com/spaced/scala-js-d3-example-app)
 
-- scalajs-d3 0.3.1 is for Scala.js 0.6.6+, with both Scala 2.10 and 2.11.
+- scalajs-d3 0.3.2 is for Scala.js 0.6.6+, with both Scala 2.10 and 2.11.
 - scalajs-d3 0.2.0 is for Scala.js 0.6.5, with both Scala 2.10 and 2.11.