set java.protocol.handler.pkgs on Windows as well as Posix
set java.protocol.handler.pkgs on Windows as well as Posix

Also, fix cut-and-paste error where we should have called
fieldAddendum instead of methodAddendum.

MaartenR/avian,minor-jason/avian,badlogic/avian,bigfatbrowncat/avian-pack.avian,lwahlmeier/avian,bigfatbrowncat/avian-pack.avian,badlogic/avian,ucdseniordesign/avian,bgould/avian,lostdj/avian,MaartenR/avian,joshuawarner32/avian,ucdseniordesign/avian,getlantern/avian,marcinolawski/avian,minor-jason/avian,getlantern/avian,lostdj/avian,bgould/avian,MaartenR/avian,lwahlmeier/avian,dicej/avian,lostdj/avian,bigfatbrowncat/avian-pack.avian,minor-jason/avian,bgould/avian,ucdseniordesign/avian,joshuawarner32/avian,marcinolawski/avian,ucdseniordesign/avian,getlantern/avian,badlogic/avian,marcinolawski/avian,dicej/avian,joshuawarner32/avian,bgould/avian,bigfatbrowncat/avian-pack.avian,dicej/avian,dicej/avian,lostdj/avian,minor-jason/avian,getlantern/avian,badlogic/avian,MaartenR/avian,joshuawarner32/avian,lwahlmeier/avian,marcinolawski/avian,lwahlmeier/avian