[core]:  Add .set_outer_ctx method to Sub PMC to explicitly set outer_ctx of next invocation (for times when the outer_sub doesn't have the needed context).
[core]:  Add .set_outer_ctx method to Sub PMC
to explicitly set outer_ctx of next invocation (for
times when the outer_sub doesn't have the needed context).

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@47014 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

FROGGS/parrot,fernandobrito/parrot,fernandobrito/parrot,gagern/parrot,tewk/parrot-select,youprofit/parrot,tkob/parrot,tewk/parrot-select,tkob/parrot,tewk/parrot-select,fernandobrito/parrot,gitster/parrot,youprofit/parrot,fernandobrito/parrot,tkob/parrot,gagern/parrot,tewk/parrot-select,gagern/parrot,gitster/parrot,tkob/parrot,FROGGS/parrot,parrot/parrot,parrot/parrot,youprofit/parrot,youprofit/parrot,tkob/parrot,FROGGS/parrot,tkob/parrot,gitster/parrot,FROGGS/parrot,tkob/parrot,fernandobrito/parrot,fernandobrito/parrot,youprofit/parrot,FROGGS/parrot,FROGGS/parrot,gitster/parrot,tewk/parrot-select,tkob/parrot,gagern/parrot,gagern/parrot,tewk/parrot-select,parrot/parrot,gagern/parrot,parrot/parrot,tewk/parrot-select,youprofit/parrot,gagern/parrot,FROGGS/parrot,fernandobrito/parrot,youprofit/parrot,gitster/parrot,FROGGS/parrot,gitster/parrot,parrot/parrot,youprofit/parrot,gitster/parrot