[gnome-software] (11 commits) Non-fast-forward update to branch wip/hughsie/GsPluginFailureFlags

[Richard Hughes <rhughes src gnome org>]

The branch 'wip/hughsie/GsPluginFailureFlags' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  7af0649... Add GsPluginFailureFlags

Commits added to the branch:

  79e0e64... fedora distro upgrades: Only allow N+1 and N+2 upgrades (*)
  29c31ad... fedora distro upgrades: Allow upgrading to EOL releases (*)
  a54f5fb... Build the binaries with PIE and full RELRO (*)
  00cfdaa... Only install the external appstream files when enabled in c (*)
  25e3e6f... Do not enable the external appstream functionality by defau (*)
  cd9dfee... Rewrite the external appstream helper in C (*)
  02db3fb... Update Spanish translation (*)
  52c1afd... Fix installation of external appstream files (*)
  eca9e31... Enable the stack protection in local builds (*)
  3ae0bef... Only call the GsPage installed and removed vfuncs of the ap (*)
  59e1adf... Add GsPluginFailureFlags

(*) This commit already existed in another branch; no separate mail sent