EC2 inventory toggle to exclude/include RDS instances.
Do not filter out RDS instances by default or in INI file to avoid changing current behaviour.
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.
set theory v2, now can handle non hashable items like dicts
Fix portability issue when checking local facts file permission.
changed exception handling for hashable test
now unique actually works, all operations also now use it to return
unique lists.
use the full list of available campfire sounds

From the list found [here](http://www.emoji-cheat-sheet.com/)
Allow deb package installation via with_items

Fixes #7863
Check at most 16 characters of the key. Fixes #7936

Signed-off-by: Hector Acosta <hector.acosta@gmail.com>
Fix unsupported regexp parameter in assemble
Use correct parameter name in error message.

The parameter is called `cron_file` but the error message uses `file` which is confusing.
now compares permissions correctly
Fixed bug with environment path for homebrew_cask