Make _get_afi unicode compatible
Make _get_afi unicode compatible

Fixes #49

bbaja42/NIPAP,garberg/NIPAP,SoundGoof/NIPAP,SpriteLink/NIPAP,garberg/NIPAP,SpriteLink/NIPAP,ettrig/NIPAP,garberg/NIPAP,SoundGoof/NIPAP,ettrig/NIPAP,SoundGoof/NIPAP,bbaja42/NIPAP,SoundGoof/NIPAP,SoundGoof/NIPAP,SoundGoof/NIPAP,ettrig/NIPAP,ettrig/NIPAP,plajjan/NIPAP,ettrig/NIPAP,fredsod/NIPAP,SpriteLink/NIPAP,plajjan/NIPAP,SpriteLink/NIPAP,garberg/NIPAP,bbaja42/NIPAP,plajjan/NIPAP,fredsod/NIPAP,fredsod/NIPAP,SpriteLink/NIPAP,fredsod/NIPAP,plajjan/NIPAP,garberg/NIPAP,fredsod/NIPAP,plajjan/NIPAP,SpriteLink/NIPAP,plajjan/NIPAP,fredsod/NIPAP,garberg/NIPAP,ettrig/NIPAP,bbaja42/NIPAP,bbaja42/NIPAP,bbaja42/NIPAP