seems sbt 0.11.2 is looking for Scala 2.9.1, no matter what the project's scala version is. thus, add cross build
seems sbt 0.11.2 is looking for Scala 2.9.1, no matter what the project's scala version is. thus, add cross build

sbt/sbt-appbundle,FranklinChen/sbt-appbundle