EditorScreen facet with create mode edits selected item in the table instead of creating a new one (port to 1.0)

[Flaurite]

See #633

Description

Steps to reproduce

1. Create some entity
2. Create browser and editor screens.
3. Create some records.
4. In the browser add editor facet that is invoked on create action:

<editorScreen id="createEditorScreen"
              screenId="app_EntityEditor"
              listComponent="entityTable"
              editMode="CREATE"
              onAction="entityTable.create"/>

5. Select one record in the table and click on create button

ER
Editor screen contains a new item.
AR
Editor screen contains selected item.

[reznikova21]

1.0.999-SNAPSHOT - verified