* Add Notice Command
* Add Feature Flag For Enhanced Annotations
* Fix tests
* Add validation for columns and lines
* Fix order to match service
* Remove console.write
* Make Validation Better
* Cleanup
* Handle empty/whitespace strings
* Add more validation for line/column ranges
* Make Validation Debug, Not Throw
* Change casing to 🐫 from 🐍
* Give notice a well known tag
* Cleanup
* Sanitize invalid commands rather than fail
* Remove controlling echoing by command
* Add 'echo on' and 'echo off' action commands
* PR feedback and add L0 tests
* Register new command
* Eric's PR feedback
* Tweak logging a bit
* Rename EchoOnActionCommandSuccess -> EchoOnActionCommand
* More PR reaction
* Make warning messages in Action Commands not rely on context from echo commands
