Remove the  Next-Page and Previous-Page buttons from the toolbar.

Move the actions to the View menu.
Also move the Last Page and First Page to the View menu.

https://bugzilla.gnome.org/show_bug.cgi?id=732289
Remove unused ev_toolbar_create_button and ev_toolbar_create_button_group

https://bugzilla.gnome.org/show_bug.cgi?id=732289
"<Ctrl>Home/End" scroll to the start/end of the document

Before they scroll to the first/last page. This is now managed
by the view, instead of the window.

https://bugzilla.gnome.org/show_bug.cgi?id=724273
libview: Emit accessible focused-changed signals for form fields

https://bugzilla.gnome.org/show_bug.cgi?id=733662