Cleanup and expand FreeIPA inventory script it now accepts CL

parameters.

Add the uuid of the device in ansible_mounts variable

Use send instead of sendv on the systemd.journal (fixes #9886)

Modified the version numbers in one section on index of docs to reflect their current state.

Add missing register

better exception handling with delegated hosts

ansible now captures returncode errors on inventory scripts

Hash filters

V2: added environment to play 

Fix copy/paste in plugins docs.

The replaced code only created a text file called `1' in the
current directory, it did *not* redirect output.

POSIX section 2.7.4 defines here-documents.

Conflicts:
	hacking/env-setup

Conflicts:
	hacking/env-setup

Revert "Fix: Add support for SSL protocol version configuration option"

adds to v2 the ability to run with empty inventory (implicit localhost)

which is now a warning and not an error.

Removed early check for empty inventory