add Sub::Defer::undefer_package to undefer all subs from a package
test false return from does
explicit imports in Sub::Quote test
fix capture_unroll call in inlinify example
use /x on inlinify regex to improve readability
use normal conditional for inlinify regex instead of odd substitution eval
direct tests for capture_unroll
fix handling of reusing matching names of inlinify variables

When the existing variable names match the parameter names, we don't
need to re-assign the variables.
directly test Sub::Quote::inlinify
fix nit in dependents test
update dependents test with better options handling and state save