Adds integration tests for gce module.
Adds integration tests for gce_pd module.
Adds support for creating GCE persistent disks from images
Adds support for creating GCE persistent disks from snapshots
Adds support for attaching persistent disks to GCE instances
Changes cleanup_gce.py to use gce_credentials module.
Adds version_added property to new attributes in gce and gce_pd.
Fixed documentation in playbooks_variables.rst
Add note about useful quote filter.
Merge pull request #8196 from kustodian/playbooks_variables.rst

Fixed documentation in playbooks_variables.rst
Add check_mode support to authorized_key. Fixes #7300

Signed-off-by: Hector Acosta <hector.acosta@gmail.com>
Merge pull request #8209 from hacosta/hacosta_7300

Add check_mode support to authorized_key. Fixes #7300
Merge pull request #6976 from clconway/gce-snapshots

Adds support for snapshots and extra persistent disks to the gce modules
Update version_added attribute on recent GCE module additions.
Add checkmode support for test-module script

Signed-off-by: Hector Acosta <hector.acosta@gmail.com>
Merge pull request #8214 from hacosta/checkmode

Add checkmode support for test-module script
Revert "Explicitly set the user option for ssh connections"

This reverts commit 0f91add86f7d30e6d895e01bbfddb93a3b5e48df.

Fixes #8216
Security fixes:

* Strip lookup calls out of inventory variables and clean unsafe data
  returned from lookup plugins (CVE-2014-4966)
* Make sure vars don't insert extra parameters into module args and prevent
  duplicate params from superseding previous params (CVE-2014-4967)
Fix ec2_setup task param quoting
Changed auth args in openstack modules