Refs #3809 - Enable Rails delegate cop

Fixes #4551 - GCE provisioning support

Enable provisioning of VMs through Google Compute Engine. Volume-wise,
this is currently limited to creating a VM with an attached disk that
contains the image specified. Future enhancements should include
choosing any available disks to auto-attach the VM and not force the...

Refs #3809 - Remove cops for empty lines

fixes #5119 - ensure GCE can list images.

fixes #3178 - add feature for compute profiles for hostgroups and hosts

fixes #3698 - add image_id alias to server resource as form uses it

fixes #1719 - Add support for GCE