Update to KoboUSBMS 1.2.4
Update to KoboUSBMS 1.2.4

Sage & Libra 2 support

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