Update to KoboUSBMS v0.9.6 (#1176)
Update to KoboUSBMS v0.9.6 (#1176)

(Better handling of early failures)
Frenzie/koreader-base,NiLuJe/koreader-base,NiLuJe/koreader-base,NiLuJe/koreader-base,koreader/koreader-base,Frenzie/koreader-base,NiLuJe/koreader-base,Frenzie/koreader-base,koreader/koreader-base,koreader/koreader-base,Frenzie/koreader-base,koreader/koreader-base