* New upstream release. * Update Build-Depends as per configure.ac: - Add appstream-util. - Add libpolkit-gobject-1-dev. - Bump libappstream-glib-dev to (>= 0.3.4). - Bump libgtk-3-dev to (>= 3.16). * Drop hard-coded dependency on libappstream-glib7 now that the library provides a symbols file. * Use dh_install's exclude (-X) functionality to not install the .a and .la files.