editor: improvements

[Garfield-fr]

• Removes editor service.
• Transfers the editor service functions to the editor components.
• Uses editor component to anothers components, extensions.

Co-Authored-by: Bertrand Zuchuat bertrand.zuchuat@rero.ch

[PascalRepond]

Tests

• [x] REP: patron editor (pro UI AND public view), cannot edit a user (editor is blank) : console "ERROR TypeError: this.editorComponentInstance is undefined"
  • 19.80: tested ok!