adding support for creating and assembling RAID devices
adding ebs_raid resource
adding provisioned iops support to ebs_volume
updating documentation for piops and ebs_raid
adding raid to doc list
fixes from code review and comments at http://tickets.opscode.com/browse/COOK-2503
switching to rubygems right_aws version with piops
adding more descriptive names to ruby_block
Merge pull request #12 from charity/charity.piops-and-ebs-raid

Charity.piops and ebs raid