add adatao SparkBuild
Merge branch 'branch-0.8' of github.com:mesos/spark into branch-0.8-adatao
Merge branch 'branch-0.8' of github.com:mesos/spark into branch-0.8-adatao
Merge remote-tracking branch 'upstream/branch-0.8' into branch-0.8-adatao

Conflicts:
	project/SparkBuild.scala
Merge branch 'branch-0.8-adatao' into mbbui-bubbleup-clientexception

Conflicts:
	project/SparkBuild.scala