Location-level payment options field

[RyanTG]

Multiselect.

free play + door fee
cash (no change machine)
cash (change machine)
tokens
RFID cards

[RyanTG]

Note that as an interim solution - or possibly the actual solution - we added placeholder text that suggests adding info about payment options. See db44446

So far it actually works. People have been adding in this info. This might be sufficient, given the work needed to make an actual field.