Change Inline::Perl5 to contain a Perl5Interpreter instead of being it
Change Inline::Perl5 to contain a Perl5Interpreter instead of being it

This way we can get rid of the ugly global $i needed for creating
a single closure to pass to p5_wrap_p6_object. Store it in an object
attribute instead.

FROGGS/Inline-Perl5,hoelzro/Inline-Perl5,hoelzro/Inline-Perl5,niner/Inline-Perl5,niner/Inline-Perl5,FROGGS/Inline-Perl5,hoelzro/Inline-Perl5