Initial support for dependencies in cloud map
Moved start action for parallel to after all machines are started. Also made start_action respect the dependencies
Put start action back if parallel and not map
Fix so we don't do start action twice.
Fix calcdep, mistake in level calc
Add some helpful comments
hopefully work with existing machines too
Add missing import
Fix typo
Use proper output
Use proper timeout option
Fix bug in cli argument parsing

The argument list was being manipulated inside the for loop.
This was causing the loop to behave very strangely on some systems.
The loop would exit after the first iteration and the command would
exit with an error
Ensure that delvol_on_destroy is done for all created volumes
Extend the commands to have this option for specific volumes
Fix typo in comment
Cleanup some code
Adding support for spot instances in ec2 driver
Ensure hostnames are set properly. Fixes #712
Add tty and sudo options
Merge pull request #719 from mahendra/hostname

Ensure hostnames are set properly.