Make behavior consistent when using 'creates' option with modules

rax_cbs: Remove explicit msg match for invalid size in integration tests

added cleaning pyc files

fixed jsonify test

When using the "creates" option with the script module, set changed
to False if the file already exists. This behavior is consistent with
other modules which use "creates", such as command and shell.

When using the "creates" option with the unarchive module, set changed
to False if the file already exists. This behavior is consistent with
other modules which use "creates", such as command and shell.

fix links to ansible-devel in documentation pages

Add tests for using .deb files

Add new rax_find_bootable_volume to assist with boot from volume

Fix wrong distribution facts on SLES/openSUSE

Fix umask calculation on file creation. Fixes #10257

Add `groups` back into inline templates

Added winrm/kerberos configuration information

valutpass fix in password reorg

improve yaml parsing performance by ~25% by using PyYAML's CParser loader

Document redis_kv Python package dependency

patch action plugin does not require dest

It's up to the module using the set_fs_attributes*/set_mode* methods to
specify the filename of the destination of the symlink if that's really
the file that should be modified.

Half of the fix for:
https://github.com/ansible/ansible-modules-core/issues/778

Mention in docs that the redis_kv lookup requires that the redis Python package
is installed.

Fixes #10243

Add how to load extra variables directly from a file (using @).