Fbreader support top_right_corner add or delete  book marks.
Merge branch 'casa_del_libro' of github.com:onyx-intl/boox-opensource into casa_del_libro
clean space line
Merge pull request #9 from qiujiejun/casa_del_libro

save read progress to database for gui shell.
Merge pull request #10 from qiujiejun/casa_del_libro

fixed the incorrect value of current page.