Added co-Funders info in request info
Changed the charges form in accounting step of funding wizard
Added a mark in request heading (in monitor/accounting/existing funding requests) when the doi is missing or repository is unknown
Small refactor + loading invoice info (if it exists) in acocunting step of the funding wizard
Added invoice info to accounting info widgets when available
Floats converted to numbers with 2 decimal digits when displayed
Changed the way the request info is displayed in existing requests and monitor requests