Add open last book menu item in file manager (#2450)
Add open last book menu item in file manager (#2450)


Frenzie/koreader,apletnev/koreader,poire-z/koreader,NiLuJe/koreader,NiLuJe/koreader,koreader/koreader,Hzj-jie/koreader,Frenzie/koreader,houqp/koreader,NickSavage/koreader,lgeek/koreader,robert00s/koreader,mihailim/koreader,mwoz123/koreader,poire-z/koreader,koreader/koreader,Markismus/koreader,pazos/koreader