Merge pull request #5517 from lichesser/fix_set_depreciation_warning

Fixes #5513. set is built-in since 2.4 and deprecated since 2.6
Merge pull request #5520 from kormoc/fix_symetric_tyop

While looking into filters, I noticed that the documentation has a typo....
Merge pull request #5528 from dverhelst/devel

Adding support for detecting RHEV Hypervisor in ansible_virtualization_type
Merge pull request #5404 from sivel/rax-improvements

rax module: improvements
Fixes #5353 create etc/hostname file in debian if it does not exist
Fixes #5369 Do not pass --force-yes to aptitude
Make sure 'tmp' is in the remote tmp dirname to ensure correct cleanup
Retroactively added v1.4.4 to CHANGELOG.md that was omitted during release.
Merge pull request #5541 from tima/clog144

Retroactively added v1.4.4 to CHANGELOG.md that was omitted during release.
Improved the documentation for password generation
Remove debugging code

I guess this is left over from testing
Merge pull request #5544 from lichesser/patch-1

Remove testing code
Merge pull request #5543 from jlund/improved-password-documentation

Improved the documentation for password generation
Merge pull request #5536 from jeromew/ansible_ssh_alt

Make sure 'tmp' is in the remote tmp dirname to ensure correct cleanup
remove useless create/delete remote tmp dir roundtrip in copy module
Merge pull request #5551 from jeromew/ansible_ssh_alt

remove useless create/delete remote tmp dir roundtrip in copy module
Fixes #5531 Give the user a better error message when sshpass does not know the remote hostkey
Update sshpass hostkey error message
Added the ability to add volumes to instances at creation time

This allows a volume to be cloned from a snapshot, an existing
volume to be attached, a brand new volume to be created, or
an ephemeral volumes to be associated at time of instance creation.

This avoids any race conditions associated with creating extra volumes
after instance creation (e.g. writes happening before the volume is
mounted).

In addition, this allows the root volume to be edited