Deprecate spark_shark and add new /spark/ with Readme and example scripts

Added deprecated readme to /spark_shark/.  Created /spark/ with Readme.
Added scripts used to install and configure on EMR.
Format Spark readme
Format Spark readme
Merge pull request #12 from christopherbozeman/master

Add new Spark install scripts
Examples using AWS CLI commands
Examples include both AWS CLI and Ruby CLI
Readme and script update for Spark 1.1.0.d

Adds Kinesis jars to lib and yarn-cluster version of Kinesis example.
Update README.md
BA updated for v1.1.0.e

Spark 1.1.0.e (kinesis example sources added to examples dir, includes
SPARK-3595 for correct S3 output handling)
Spark readme formatting
Spark readme formatting
Merge pull request #14 from christopherbozeman/master

Update examples with AWS CLI and Ruby CLI
Merge pull request #15 from hvivani/patch-5

Update README.md