1. move posframe package into spacemacs-visual layer for package sharing
2. add `pre-int-posframe` and `post-init-posframe` for further configurations
Rebase to the latest code and remove posframe from translate layer
[translate] allow user to customize renders
The script used to identify and update the change is added into the GitHub
workflows script directory. A workflow action can be created to trigger the
script to update the headers on the first of every new year. Possibly a task for
a consequent PR.
