WHY: 'this needs a category' being displayed

Created by Maxime DOYEN on on 2020-01-08
Keywords:

this text is only displayed as a "warning" if the account is part of the budget, as requested into #1673902.

If you do not use budget, you can disable this with following:
- open the account from the manage account dialog
- Option Tab
- then check: exclude from the budget