Outline shall provide delete function

[de-jcup]

Situation

It often happens, that I have a larger block of data I want to get rid of in a JSON file. E.g. to shrink existing bigger data to a simple example

Wanted

Mark a block inside JSON and just pres DEL and its gone, without syntax problems I have to fix after this

Solution

Inside the outline view, users can already select multiple elements. There shall be an option to delete those selected parts.