move yarn to its own directory
remove core/src/hadoop{1,2} dirs
dynamically detect hadoop version
yarn sbt
remove hadoop-yarn's org/apache/...
add comment
yarn support
rename HadoopMapRedUtil => SparkHadoopMapRedUtil, HadoopMapReduceUtil => SparkHadoopMapReduceUtil
make SparkHadoopUtil a member of SparkEnv
SparkEnv isn't available this early, and not needed anyway
re-enable YARN support
YARN ApplicationMaster shouldn't wait forever
update YARN docs
Fix newTaskAttemptID to work under YARN
Rename HadoopWriter to SparkHadoopWriter since it's outside of our package
Update default version of Hadoop to 1.2.1
Allow make-distribution.sh to specify Hadoop version used
Fix repl/assembly when YARN enabled
Initial changes to make Maven build agnostic of hadoop version
Maven build now works with CDH hadoop-2.0.0-mr1