Fixing comments 8,9,10,11 by @nathany: Adding comments explaning the slice copy between go-routines etc
Fixing comments 8,9,10,11 by @nathany: Adding comments explaning the slice copy between go-routines etc

spf13/gopheracademy-web,mem/gopheracademy-web,raphael/gopheracademy-web,spf13/gopheracademy-web,mem/gopheracademy-web,raphael/gopheracademy-web