fix unused parameter warnings
fix unused parameter warnings

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