Add comments to AHKActionSheet.h
Add comments to AHKActionSheet.h

fastred/AHKActionSheet,ChetanGandhi/AHKActionSheet,shenhzou654321/AHKActionSheet,puvanarajan/AHKActionSheet,haaakon/AHKActionSheet,Raizlabs/AHKActionSheet,AlexanderMazaletskiy/AHKActionSheet,lucoceano/AHKActionSheet