+ - stop built values that fail isa checks still getting stored in the object
+ - stop lazy+weak_ref accessors re-building their value on every call
+ - make lazy+weak_ref accessors return undef if built value isn't already
+ stored elsewhere (Moose compatibility)
+ - stop isa checks being called on every access for lazy attributes
- bump Devel::GlobalDestruction dependency to fix warning on cleanup
when run under -c (RT#78617)
- document Moose type constraint creation for roles and classes