Add PocketBook626 (#3472)
Add PocketBook626 (#3472)


mihailim/koreader,poire-z/koreader,Frenzie/koreader,mwoz123/koreader,pazos/koreader,Frenzie/koreader,Markismus/koreader,houqp/koreader,koreader/koreader,poire-z/koreader,apletnev/koreader,NiLuJe/koreader,koreader/koreader,Hzj-jie/koreader,NiLuJe/koreader,lgeek/koreader