Updating example programs for Spark 0.8.0
Migrate to spark-summit format.
update readme
update readme
Updating docs for streaming example
Updaing logs for new spark path
Updating some docs for 0.8.0
Updating kmeans examples
more tweaks
Updating docs for newer AMI
adding machine-learning-with-spark back in
adjust programming languge table
comment out reference and link to instructions for doing your own featuriztion.
Updating ML exercises for new version
Updating launch a cluster docs
Small bug reported by Shivaram
fix link to mesos README
Clarify login instructions for in-person participants.
Update Scala exercises for README.md file.
Adds reminders to shut down cluster, closes #119