Add ec2_elb_lb for managing ELBs
Add health check parameter.
Initial commit of rax_dns module
Add state attribute to description
Remove errant raise
Initial commit of rax_dns_record
Add ec2_key module.
Minor typos and remove extra dependencies.
Bumped to v1.5
Add module support for Rackspace Cloud Files Containers
Add rax_files_objects module for Rackspace Cloud Files support

This squashed commit fixed typos, changed to Py 2.4 compatible exceptions
Completed documentation and examples
keypair is not absolutely required when creating ec2 instances
Mark stat module as supporting check_mode
Proposing fix for Issue #4324; adding support for su in connection plugins ssh, ssh_alt

Fixes for ssh_alt support, adding in references to in_data where appropriate
Make sudo and su command line arguments mutually exclusive
Enable su support in paramkio; disable su support in fireball, local, accelerate, chroot, jail, funcd connection plugins
Resolve rebase conflicts
Ensure playbook support for su params
Hostvars support for su