gf2x-1.3.0-bp156.3.4

- Update homepage URL and build recipe.

- Update to release 1.3
  * gf2x.h now contains GF2X_VERSION_* macros
  * Split off the FFT code into libgf2x-fft.
  * The FFT interface api has been significantly modified and
    improved. A new interface for computing middle products has
    been added. The C++ wrapper code has been improved (no longer
    a macro).
- Drop 0001-build-fix-version-info-for-libgf2x-after-ABI-break.patch

- Specfile modernizations.

- Ensure neutrality of description.

- Update to new upstream release 1.2
  * No user changelog available
- Remove gf2x-memset.diff (fixed upstream)
- Add 0001-build-fix-version-info-for-libgf2x-after-ABI-break.patch

- Disable SSE2 on x86 because it is not necessarily present
- Add gf2x-memset.diff

- Update to new upstream release 1.1
  * trap bad arguments to gf2x_tfft_init

- Initial package (version 1.0) for build.opensuse.org