fix FileInputStream for newer openjdk7 versions
fix FileInputStream for newer openjdk7 versions

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