* improve effr and move sofr to fixedincome.rate
* federal_reserve default start date
* fred cassette
* commercial paper
* cp series map
* update sofr and add federal_reserve to endpoint
* examples
* update ameribor
* maturity_dict
* add overnight bank funding rate
* add federal reserve to obfr
* pop footnoteId
* central bank holdings descriptions
* move moody's bond indices to the bond_indices endpoint
* add it to the INDEX_CHOICES
* improve hqm
* handle none
* add treasury minus fed funds to yield curve
* static assets
* estr
* description
* missed file in commit
* second return statement