add a few String methods
add a few String methods

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