aalib-1.4.0-1.30

- aavga.dif: add -fno-stack-protector to shared aavga.so object build

- Add aalib-ncurses-6.0-accessors.patch: Fix build with
  NCurses 6.0 with WINDOW_OPAQUE set to 1.

- info deinstall needs to be in preun section.

- Use pkgconfig(x11) not metapackage xorg-x11-devel

- Added url as source.
  Please see http://en.opensuse.org/SourceUrls

- Replace Source with Link to source

- Strip distinct version from -devel subpackage

- fix license to be in spdx.org format

- add libtool as buildrequire to make the spec file more reliable

- Implement shlib policy
- Remove redundant tags; use %_smp_mflags