wip: add full support for eink refreshes on compatible devices(ntx)
wip: add full support for eink refreshes on compatible devices(ntx)

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