- Simplify patch emacs-25.3-xft4x11.patch (from Henryk Hecht) for
boo#1096354

- Add patch emacs-26.1-xft4x11.patch to allow emacs-x11 to use
xft even for its menu bar (boo#1096354)

- Drop pkgconfig(gconf-2.0) BuildRequires: No longer needed, nor
used. Emacs-x11 uses gsettings on openSUSE.

- Use -fPIE/-pie for helper binaries
- Use Groups tag Productivity/Text/Editors

- Add configure option for mailutils as recommended by GNU Emacs upstream
- Re-enable games with GNU Emacs which requires system-user-games

- Cleanup the spec file by removing old suse_versions
and reordering configure options
- Add some missed packages for configure
- Avoid Xwidgets on 32bit architectures as this does not build

- Update to emacs version 26.1
* Startup Changes in Emacs 26.1
- New option '--fg-daemon'
- New option '--module-assertions'
- Emacs now supports 24-bit colors on capable text terminals
- Emacs now obeys the X resource "scrollBar" at startup
* Various Changes in Emacs 26.1, see NEWS
* Various Editing Changes in Emacs 26.1, see NEWS
* Various Changes in Specialized Modes and Packages in Emacs 26.1, see NEWS
* Some Incompatible Lisp Changes in Emacs 26.1, see NEWS