Reverse last commit (make sub_name the required arg), sometimes I can't think straight and flip flop
Add MODIFY_META for arg/result schema normalization
Update Test::PSW's test_wrap() to test embed mode as well as dynamic mode, add and pass t/00-sanity.t (the rest of the tests haven't passed and need to be updated first due to removal of several options etc)
Add wrap log, default validate_{args,result} to 0 if previous wrapper(s) did it
Hackety hack
Tweak Changes