freedup-1.6~3-bp160.1.12

- Use %autosetup macro. Allows to eliminate the usage of deprecated
  PatchN.

- Fix build with RPM 4.19: unnumbered patches are no longer
  supported.

- Clean junk before building
- nostrip.patch: Don't strip binaries

- Update license information

- Update to 1.6.3-3
  * for list of changes see Changelog
- Cleanup spec file with spec-cleaner
- Use url for source

- create package