To the extent that this article, pursuant to section 11-50-123 (2), does not apply to transfers made in a manner prescribed in the "Colorado Uniform Gifts to Minors Act", as it existed prior to July 1, 1984, or to the powers, duties, and immunities conferred by transfers in that manner upon custodians and persons dealing with custodians, the repealand reenactment of the "Colorado Uniform Gifts to Minors Act" does not affect those transfers or those powers, duties, and immunities.