libinstpatch-1.0.0-bp151.3.1

- fixed license to be LGPL-2.1 only

- added missing licenses GPL-2.0 and GPL-2.0+
- replaced build dependencies by pkgconfig call

- added files attributes

- Add missing RPM groups. Move description to where it matters.
  Avoid shipping documentation twice.

- initial upstream package
- provide patch libinstpatch-cmake-fixes.patch