> publish
[success]

$ delete project/build/
[success]
$ copy-file changes/UseColor.scala project/build/UseColor.scala
[success]
$ copy-file changes/blue color
[success]
$ copy-file changes/build.properties project/build.properties
[success]
$ reload
[success]

> update
[failure]

$ copy-file changes/red color
[success]
> update
[success]