Solar 0.2

I have been cooking a new version of Solar, my web experiment to work on play application directly in the browser. This release contains the following features and bug fixes:

• CSS files edition with with syntax highlighting and live documentation
  
  When you select a css keyword in the editor, documentation is retrieved from mozilla developer network and displayed on the right of the editor.

• Compilation is now launched on undo, redo and paste actions
  
  
• Edition of empty files is now working