Merge #273 `Deduplicate configuration a bit` (dennis)
    
    - Merge #280 `[createrepo] Use more verbose output` (dennis)
    - Merge #283 `Pungi should log when it tries to publish notifications.`
      (dennis)
    - [createiso] Add back running isohybrid on x86 disk images (dennis)
    - [createiso] Remove chdir() (lsedlar)
    - [pkgset] Fix caching RPMs (lsedlar)
    - [createrepo] Use more verbose output (lsedlar)
    - Pungi should log when it tries to publish notifications. (rbean)
    - [pkgset] Use context manager for opening file list (lsedlar)
    - [pkgset] Add tests for writing filelists (lsedlar)
    - [pkgset] Simplify finding RPM in koji buildroot (lsedlar)
    - [pkgset] Clean up koji package set (lsedlar)
    - [pkgset] Add test for pkgset merging (lsedlar)
    - [pkgset] Add tests for KojiPackageSet (lsedlar)
    - [pkgset] Clean up Koji source (lsedlar)
    - [pkgset] Add tests for Koji source (lsedlar)
    - Add common global settings for images (lsedlar)
    - Remove duplicated and dead code (lsedlar)
    - [live-media] Add check for live_media_version option (lsedlar)
    - [scm-wrapper] Remove unused method (lsedlar)
    - [scm-wrapper] Report when file wrapper did not match anything (lsedlar)
    - [scm-wrapper] Use context manager for managing temp dir (lsedlar)
    - [scm-wrapper] Reduce code duplication in RPM wrapper (lsedlar)
    - [scm-wrapper] Copy files directly (lsedlar)
    - [scm-wrapper] Reduce code duplication (lsedlar)
    - [scm-wrapper] Add tests for SCM wrappers (lsedlar)
    - [ostree] Set each repo to point to current compose (lsedlar)
    - [ostree-installer] Drop filename setting (lsedlar)
    - Merge #269 `Improve logging of failable deliverables` (ausil)
    - [ostree-installer] Fix example documentation (lsedlar)
    - Improve logging of failable deliverables (lsedlar)
    - [ostree-installer] Install ostree in runroot (lsedlar)
    - [pkgset] Print more detailed logs when rpm is not found (lsedlar)
    - [ostree-installer] Clone repo with templates (lsedlar)
    
    Signed-off-by: Dennis Gilmore <dennis@ausil.us>