Fix missing flush in PrintStream
Fix missing flush in PrintStream

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