Feature: Add a script for SOE RHEL 6.5 install.  Diff against the
         centos script to see that bootstrap-time subscription management
	 (using values from knife-org.rb) is the only addition.

Change-Id: Ib07bf3d6dd72943e271cdb2d9bad259d9753f895
feature: adding r3 instances to ec2 instance type matrix

Using the following information:

Change-Id: I79f8cf2c3f8cdb90c04a18244c81a91a361db942
resources: http://aws.amazon.com/ec2/instance-types/
pricing: http://aws.amazon.com/ec2/pricing/