o Print EFI status for failed '--create' as well. [bnc#811767]
o Fix '--bootorder' handling. [bnc#810899]
o Print EFI status in case of failure. [bnc#811767]
- Update version number to 0.6.0.
- Stop '--write-signature' overwriting unique signature.
- Fix gcc warnings.
OBS-URL: https://build.opensuse.org/package/show/Base:System/efibootmgr?expand=0&rev=11
