Replace Rhino 1.7R2 with RhinoCoffeeScript (https://github.com/ngocdaothanh/RhinoCoffeeScript), which includes Rhino 1.7R4
Merge pull request #50 from ngocdaothanh/scala_2.10

Replace Rhino 1.7R2 with RhinoCoffeeScript, which includes Rhino 1.7R4