Feature/256 financial graph checkboxes

https://trello.com/c/THZBdt2d/256-financial-graphs-should-be-controlled-by-tick-boxes
Oh yes, that would be even better! I added a card: https://trello.com/c/vPQoEjMZ/263-for-graph-type-selection-use-the-names-provided-by-the-model-in-the-backend