* Resynchronize on Debian, remaining diffs:
* New upstream unstable release.
* debian/control.in:
  - Bump minimum intltool to 0.50
* debian/epiphany-browser-data.gsettings-override:
  - Set search client to Ubuntu
* debian/epiphany-browser-data.install:
  - The developers no longer provide help files to install since they were
    too outdated
* debian/patches/07_bookmarks.patch:
  - Add Ubuntu-specific default bookmarks, borrowed from Firefox
* debian/patches/81_ubuntu_force_update_bookmarks_menu.patch:
  - update the bookmarks menu every time the internal structure
    is changed (needed for the indicator application menu to work correctly).
* Dropped upstream patches:
  - 01_email-as-user-for-password-remembering.patch
  - 13_toolbar_size_fixes.patch
* debian/watch: Watch for unstable releases.