Update to KoboUSBMS 1.2.3
Update to KoboUSBMS 1.2.3

Frenzie/koreader-base,NiLuJe/koreader-base,Frenzie/koreader-base,Frenzie/koreader-base,koreader/koreader-base,koreader/koreader-base,koreader/koreader-base,Frenzie/koreader-base,NiLuJe/koreader-base,NiLuJe/koreader-base,NiLuJe/koreader-base,koreader/koreader-base