state_fips_to_name: Get state, county or metropolitan area names from FIPS or CBSA codes
Description
Look up county or metropolitan area names by FIPS or CBSA codes. Looking up
FIPS code is done with the first 2 numbers (state) or 5 numbers (county) and
therefore can be called with longer FIPS codes.
state_fips_to_name("42")
state_fips_to_name("42003") # same as previouscounty_fips_to_name("42003")
county_fips_to_name("42000") # the county "000" returns the state namecbsa_to_name("38300")