• win @mjbvz
• mac @joaomoreno
• linux @sandy081

Complexity: 3

Have multiple selections in the open editors view and verify:

• Context menu commands work on multi selection as you would expect
• Actions in the action bar(close, save all) work on multi selection as you would expect
• Commands triggered via keybdingins work on multi selection as you would expect
• Multi select drag and drop works properly (inside open editros, from open editors to editor area)