Fixes issue #6027.

Synchronize .deb package version with VERSION file

Add support for checking host against global known host files.

The effect of this is that before this fix if files are spread across the known_hosts file but not in the ~/known_hosts file the hosts will execute sequentially. This PR augments the functionality so that all of the knowns hosts will execute in parallel. 

Fixes templating of ansible_ssh_host for delegates.

Tested that this works. Confirmed.

Fix incorrect use of copy() on list, causing a traceback

Avoid range selection on empty groups

Update CONTRIBUTING.md

docsite no longer has a subdirectory latest.

minor typo in playbooks_variables.rst

This prevents a traceback when the group is empty.
Fixes #6258

Another minor typo.

so so, this should probably be fixed!

Merge pull request #6256 from angstwad/changes_changes-yo-dawg-i-herd-you-like-changes-so-commited-some-changes-into-changes-so-you-can-diff-while-you-diff

Add note about su support in CHANGELOG

CHANGELOG.md: remove duplicate entry about docker

docker_image: added support for docker_py >= 0.3.0, Docker API >= 1.8. Replace #6178

This reverts commit b769b418, reversing
changes made to 1e01fb85.

Fix regression causing setup to run for every play

This patch makes sure setup only runs once, unless it is enforced on a play.

Adds modules for managing Amazon RDS parameter and subnet groups.

get rid of newline chars when reading password file

typo fix

added better gentoo/funtoo support

missing import in assert module

Fixed missing ansible.errors import in assert module