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
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