Merge remote-tracking branch 'mesos/master' into ec2-updates

README.md

core/pom.xml

core/src/main/scala/spark/SparkContext.scala

core/src/main/scala/spark/rdd/CoalescedRDD.scala

core/src/main/scala/spark/scheduler/DAGScheduler.scala

core/src/test/scala/spark/RDDSuite.scala

docs/_plugins/copy_api_dirs.rb

docs/building-with-maven.md

docs/configuration.md

docs/running-on-yarn.md

docs/streaming-custom-receivers.md

docs/streaming-programming-guide.md

make-distribution.sh

mllib/src/main/scala/spark/mllib/recommendation/ALS.scala

pom.xml

project/SparkBuild.scala

project/plugins.sbt

python/pyspark/rdd.py

python/pyspark/statcounter.py

repl/pom.xml