[POM] Bumping up to Scala 2.11.8.
[POM] Bumping up to Scala 2.11.8.

emmalanguage/emma,emmalanguage/emma,emmalanguage/emma,emmalanguage/emma,joroKr21/emma,joroKr21/emma,aalexandrov/emma,joroKr21/emma,joroKr21/emma,emmalanguage/emma,joroKr21/emma,aalexandrov/emma,aalexandrov/emma