- Changed form ExclusiveArch to EcludeArch to fix broken deps
    - Allow the appliance-creator to use remote urls (bkearney)
    - Removed the system exits (bkearney)
    - Moved the real ec2 logic into a global method called convert (bkearney)
    - Modify all the ec2-creator code to use logging (bkearney)
    - Changed vmem and vcpu to be public vars
    - Allow the user to pass in --version and --release (bkearney)