Add window domain on payment group based on complete
it is a PITA to always need to wait for the window to load all payment groups in order to be able to add a filter "Payment Complete": False to see what is still outstanding.
I'd bet the house that this is the typical use case for daily use.
Please add this default filter.
And please finish translating the module(s) as our users sour to the anglicisms frequently encountered when using the French l10n.