Draft: Resolve #3583684 "Symmetric content inputs"
Closes #3583684
The aim here is to achieve the equivalent functionality for component trees stored in content entities as !898 (merged) does for component trees stored in config entities.
It integrates with tmgmt_content
Screenshots of translation form:

Relative link: This looks wrong "internal:/about" Does our widget hide. internal:/

Edited by Ted Bowman
