posixovl-1.4-bp156.1.5

- Update to release 1.4
  * Document -S option in the manpage
  * glibc>=2.38 support

- Update to new upstream release 1.3
  * Support xattr.h moved from libattr-devel to glibc-devel.

- Drop gpg-offline build-time requirement; this is now handled by
  the local source validator

- Specify dependencies for SLE

- Verify GPG signature.

- add automake as buildrequire to avoid implicit dependency

- Initial package for build.opensuse.org
- Provide mount.posixovl.8 (symlink to posixovl.1)