Authorizing the rural finance authority to establish and implement an agricultural processing facility loan program to provide capital for agricultural processing facilities; establishing an agricultural processing facility revolving fund for the deposit of loan repayments; authorizing the RFA to issue revenue bonds to finance the loan program; specifying certain program requirements; appropriating money to the agricultural processing facility revolving fund for a zero interest loan to the owner of an existing ethanol facility to add a germ and fiber recovery process to the facility(ra)