libview: Update the caret cursor when jumping to a find result

https://bugzilla.gnome.org/show_bug.cgi?id=728996
libview: Be sure we have an EvViewAccessible before setting its page range
Remove some trailing commas from enums.

This is helpful for people using the -pedantic option with g++.
Merge branch 'master' of git://git.gnome.org/evince