[gnome-builder] (5 commits) Non-fast-forward update to branch wip/chergert/session

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/session' 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:

  f1c847e... context: add debugging macros
  6c0e792... context: short-circuit if already unloading
  d9d7888... context: use g_steal_pointer()

Commits added to the branch:

  426016e... doc: link authors (*)
  fe69848... main: ignore SIGPIPE (*)
  216fab5... context: add debugging macros (*)
  51235ce... context: short-circuit if already unloading (*)
  c9136e8... context: use g_steal_pointer() (*)

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