ev-toolbar: Fix typo in label

https://bugzilla.gnome.org/show_bug.cgi?id=73375
Updated Brazilian Portuguese translation
Updated Lithuanian translation
shell: Add ev_window_get_toolbar

We need this to set the title and subtitle of the Toolbar.

https://bugzilla.gnome.org/show_bug.cgi?id=733746
shell: Add subtitle to the headerbar

Split the title into "PDF Title" in the title of the header bar
and "filename" on the subtitle of it.
shell: remove tmp_title in window_title_update

it is not needed and makes the code more confusing.
window-title: Also show title/subtitle in headerbar for password view
page-action: Do not show the widget when created

Let the caller decide whether to show it or not.
ev-window: Create the window title after the toolbar

Since window title now uses the toolbar to set the title.
window-title: Save the doc title when a new document is set
Show window title also in recent view mode