This version has been published to the releases repository, so it
won't be deleted like a snapshot. It is the first step towards a
stable, final 0.12.0 release. It is not guaranteed to be binary or
source compatible with 0.12.0 final.
Thanks,
Mark
[1] http://repo.typesafe.com/typesafe/ivy-releases/org.scala-sbt/sbt-launch/0.12.0-M1/sbt-launch.jar
[2] https://github.com/harrah/xsbt/wiki/ChangeSummary_0.12.0