Configuration updates for hadoop 2.2.0 considering YARN
masters file no longer needed
updated base haddop init for machines in cluster and puppet module for haddop 2.2.0
updated vagrant file
General instructions for installation and usage
Improved formatting on README.md
Added information about local /etc/hosts file
Added code block for /etc/hosts example
added layout of cluster architecture
Update README.md
Merge pull request #1 from idontdomath/hadoop-2.2.0

Hadoop 2.2.0