Matthieu-Riou/Butterfly — pull request #3 by Cowa (2014-11-06 17:02:25+00:00)
Title: Add a simple clipboard

A simple home-made clipboard
- put a single text data in it (on user's copy event)
- get the stored data (on user's paste event)
- clear the stored data

**Info**
ScalaDoc convention : http://docs.scala-lang.org/style/scaladoc.html
Scala style guide : http://docs.scala-lang.org/style/