updating to scala 2.10.0 final
fixing testcases to work with sbt-extras launcher: https://github.com/paulp/sbt-extras/blob/master/sbt
  (and potentially other messed up sbt setups)
cleaning up a bit
removing useless stuff
Merge pull request #33 from eerok/master

Scala 2.10.0 + smarter way to find scala jars