CRE multipage text selection: mirror corners when inverse_reading_order (#5751)
CRE multipage text selection: mirror corners when inverse_reading_order (#5751)


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