Merge branch 'branch-1.1' of github.com:apache/spark into csd-1.1
Merge branch 'csd-1.1' of github.com:markhamstra/spark into csd-1.1
[maven-release-plugin] prepare release spark-parent-1.1.0-csd-1
[maven-release-plugin] prepare for next development iteration
Merge branch 'csd-1.1' of github.com:clearstorydata/spark into csd-1.1