* BE: proposal rfp opt in & proposal bounty
* admin: proposal rfp opt in display & modify bounty
* FE: proposal rfp opt in / proposal.contributionBounty
* fix github merge (so close)
* add status field to update_rfp
* handle only showing canel and refund popover correctly
* undo unneeded change
* BE: make sure rfp.bounty is None when it is set to '0' or null during create/update