add todo comment to classpath-common.h
add todo comment to classpath-common.h

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