[geary/gnome-3-34: 4/4] Merge branch 'cherry-pick-1ea56782' into 'gnome-3-34'

[Michael Gratton <mjog src gnome org>]

commit c38f7680ef221d8ef16c4abbb6363c044b0a301a
Merge: b15dbba9 663958d0
Author: Michael Gratton <mike vee net>
Date:   Sun Oct 6 09:33:49 2019 +0000

    Merge branch 'cherry-pick-1ea56782' into 'gnome-3-34'
    
    Merge branch 'wip/76-gmail-drafts' into 'gnome-3-34'
    
    See merge request GNOME/geary!310

 src/engine/api/geary-folder-supports-create.vala   |  7 +-
 src/engine/app/app-draft-manager.vala              | 81 +++++++++++++---------
 .../gmail/imap-engine-gmail-drafts-folder.vala     | 37 ++++++----
 .../gmail/imap-engine-gmail-folder.vala            | 13 ++--
 .../imap-engine/imap-engine-generic-folder.vala    | 13 ++--
 .../imap-engine/imap-engine-minimal-folder.vala    | 54 ++++-----------
 src/engine/outbox/outbox-folder.vala               |  1 -
 src/engine/smtp/smtp-client-service.vala           |  4 +-
 8 files changed, 106 insertions(+), 104 deletions(-)
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