* standardize user/password connection vars
* docs: use ansible_user and ansible_password
* docs: var precedence for connection vars
* docs: ansible_become_pass -> ansible_become_password etc
* Revert "avoid x2 setting of set_fact when 'cacheable' (#50564)"
This reverts commit 207848f354.
* clarify clear_facts with set_fact cacheable
revert previous 'fix' as it will break playbooks by changing precedence
opted to leave current behaviour but document it on both plugins to mitigate confusion
fixes#50556
also fix grammer, add comment, remove unused e
* Improve clarity of precedence when command-line parameters are used.
* Add command-line values into the precedence list.
* Several sample config snippets were included without any explanation
of how those snippets would be processed. Added descriptions so that
the reader can understand what each snippet will (or won't) accomplish.
* Don't focus on inventory as much
Expand on the fact that it's the fact that a variable is set that
matters, not the source of the variable.
* Change behavior to behaviour
- use existing fact to get hash setting rather than shell task
- fix code highlighting syntax in playbooks_variables.rst
* Re-wrote intro section; this entire topic needs a clean-up/rewrite.
* Docs refactor as outlined in https://github.com/ansible/proposals/issues/79. Moves content into 'guides'; refactors TOC; fixes CSS; design tweaks to layout and CSS; fixes generated plugin, CLI and module docs to fix links accodingly; more.
* Adding extra blank line for shippable