* commit '92db5083':
  build: Generate pkg-config files from Make and not from configure
  build: Store library version numbers in .version files

Includes cherry-picked commits 8a34f365 and
ee164727 to fix issues.

Changes were also made to retain support for raise_major and build_suffix.

Reviewed-by: ubitux
Merged-by: James Almer <jamrial@gmail.com>