Revision history for YAOO
0.01    Date/time
        First version, released on an unsuspecting world.
0.03    2022-02-13
        Third times a charm
0.04    2022-02-14
        - Fix booleans
        - Add an extends keyword for inheritance
        - Add require_has and require_sub keywords
0.05    2022-02-14
        Various Fixes including:
        - inheritance
        - any isa type
        - passing $self into coerce and trigger
        - ordered hash cloning in the correct order
0.06    2022-02-15
        - Add support for defining multiple attributes/accessors via [qw/one two three/] and {one => {}, two => {}}
0.07    2022-02-18
        - Add delay, lazy and build_order attribute options
        - Automagically import strict and warnings
        - Add mechanism to extend attributes (_attribute).
0.08    2022-02-20
        - Allow an attribute/accessor to be set as undef (cleared)