[geary] (2 commits) Non-fast-forward update to branch wip/ubuntu-1804-network-unreachable

[Michael Gratton <mjog src gnome org>]

The branch 'wip/ubuntu-1804-network-unreachable' 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:

  3cda1b5... Prevent circular refs using idle and timeout manager when r
  2c4fe9b... Merge branch 'wip/weak-refs-for-callback-managers' into 'ma
  1391654... Fix some compile warnings
  4676b3e... Retry using IPv4 only when connecting to an endpoint

Commits added to the branch:

  f48170a... Prevent circular refs using idle and timeout manager when r
  8c7ac48... Retry using IPv4 only when connecting to an endpoint