add cg_post_event into Makefile
add cg_post_event into Makefile

jgosmann/Karabiner-Elements-Neo,jrolfs/Karabiner-Elements,epegzz/Karabiner-Elements,jgosmann/Karabiner-Elements-Neo,jgosmann/Karabiner-Elements-Neo,jrolfs/Karabiner-Elements,jgosmann/Karabiner-Elements-Neo,jrolfs/Karabiner-Elements,tekezo/Karabiner-Elements,jrolfs/Karabiner-Elements,tekezo/Karabiner-Elements,epegzz/Karabiner-Elements,tekezo/Karabiner-Elements,tekezo/Karabiner-Elements,epegzz/Karabiner-Elements,epegzz/Karabiner-Elements