* ec2 module now accepts 'exact_count' and 'count_tag' as a way to enforce a running number of nodes by tags.
* all ec2 modules that work with Eucalyptus also now support a 'validate_certs' option, which can be set to 'off' for installations using self-signed certs.
* Start of new integration test infrastructure (WIP, more details TBD)
* if repoquery is unavailble, the yum module will automatically attempt to install yum-utils
