EPIC - Continuous improvements for DMN/FEEL language features (1H2024 iteration)

[tiagobento]

Next: #1421

Q1

• Refactor the Boxed Expression Editor to not have its own model, and instead use the DMN Marshaller's types #455
• DMN Editor's Boxed Expression Editor: cut/paste functionality must generate new IDs #401
• On nested Decision tables the input and output columns are not set by the parent expression #536

Q2

• On the DMN Editor's Boxed Expression Editor, FEEL autocompletion is getting lost after pressing .. #1177
• On the DMN Editor's Boxed Expression Editor, FEEL autocompletion shouldn't suggest its own name. #1176
• On the DMN Editor's Boxed Expression Editor, FEEL identifiers with spaces should be treated as non-breaking spaces. #1178