Add dialog to insert user fields for board that require them to upload (#550)

* Rebuild gRPC protocol interfaces

* Implement methods to get user fields for board/port combination

* Implement dialog to input board user fields

* Add configure and upload step when uploading to board requiring user fields

* Disable Sketch > Configure and Upload menu if board doesn't support user fields

* Fix serial upload not working with all boards

* Update i18n source file

* fix user fields UI

* regenerate cli protocol

* fix localisation

* check if user fields are empty

Co-authored-by: Alberto Iannaccone <a.iannaccone@arduino.cc>

arduino-ide-extension/src/common/protocol/core-service.ts

@@ -1,3 +1,4 @@
+import { BoardUserField } from '.';
 import { Port } from '../../common/protocol/boards-service';
 import { Programmer } from './boards-service';
 
@@ -44,6 +45,7 @@ export namespace CoreService {
       readonly port?: Port | undefined;
       readonly programmer?: Programmer | undefined;
       readonly verify: boolean;
+      readonly userFields: BoardUserField[];
     }
   }