> scalaOverride

$ touch stm
> reload
> scalaOverride

$ touch noscala
> reload
# before 0.13, the Scala version was overridden for dependency management,
#  but now it is only introduced by a dependency on Scala
#  when autoScalaLibrary is false, therefore, the resolved Scala version
#  is determined by the dependency manager
-> scalaOverride

$ delete stm
> reload
-> scalaOverride