add ZipEntry.isDirectory (trivial implementation)
add ZipEntry.isDirectory (trivial implementation)

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