[geary] (62 commits) ...Merge branch 'mjog/mail-merge-plugin' into 'mainline'

[Michael Gratton <mjog src gnome org>]

Summary of changes:

  7311ffe... Plugins: Add initial MailMerge plugin outline (*)
  a655037... Application.PluginManager: Update plugin settings for depen (*)
  911f8ec... Components.PreferencesWindow: Update plugin rows when deps  (*)
  85adc6b... Components.InfoBarStack: Support additional stack queue alg (*)
  ce90574... Plugins: Actually implement info bar plugin priority (*)
  0aeeba1... Trivial doc comment update (*)
  6074610... Geary.EmailHeaderSet: Seal setting properties off from sub- (*)
  efc5c3b... Util.Email.strip_subject_prefixes: Convert param to EmailHe (*)
  aa80b10... Plugin.Email: Mark Geary.EmailHeaderSet as a prerequisite (*)
  8ba6838... Plugin.Email: Add load_body_as method and implement it (*)
  cc145ab... Plugin.MailMerge: Implement basic merge field parsing (*)
  2c4a73e... Plugin.MailMerge: Add simple CSV reader with unit tests (*)
  6d99cde... src/client/plugin/mail-merge/meson.build: Fix rpath on wron (*)
  f3e6feb... Application.PluginManager: Rework context state management (*)
  c57ae85... Application.Controller: Rework composer life-cycle, again (*)
  78c8a2f... Plugins: Update to new composer lifecycle (*)
  ec44114... Plugin.Button: Rename to Actionable (*)
  41de9e5... Plugin.Composer: Support registering composer menu items (*)
  6ea5e43... vala-unit: Minor test fixups (*)
  9eedaf8... Plugins.MailMerge: Initial composer mail merge support (*)
  0290bf1... src/client: Misc minor build warning and doc comment update (*)
  7230ea4... Plugin.ActionBar: New class added for plugins that use acti (*)
  bde39bf... Composer.Widget: Place composer action bars into their own  (*)
  204adb5... Plugin.Composer: Support plugins for providing composer act (*)
  72f1663... Plugin.MailMerge: Show a composer action bar after loading  (*)
  2159a9a... Composer.Widget: Make editor prop public (*)
  2c7fe7d... Composer.Widget: Add focused_input_widget property (*)
  20dffab... Plugin.Composer: Add new action_group_name property (*)
  5d5f04e... Plugin.Composer: Add insert_text method (*)
  3f5f4a4... Plugin.MailMerge: Add composer action bar menu for insertin (*)
  ee53621... Plugin.MailMerge: Add some missing comments to translators (*)
  c252133... Application.AccountContext: Make folder context methods pub (*)
  b8bbe53... Application, Plugin: Make object conversion methods consist (*)
  c5e31ce... Sidebar.Branch: Remove some harmless asserts (*)
  8d297af... Plugin.MailMergeFolder: New virtual folder for displaying m (*)
  ba0ed1c... Plugin.MailMerge: Allow CSV chooser to be re-used (*)
  77b1683... Plugin.MailMerge: Show merge virtual folder when merging (*)
  9102280... Geary.Folder: Add new contains_identifiers method (*)
  df7a30c... Geary.Account: Add {de}register_local_folder methods (*)
  334c8e0... Application.MainWindow: Fix custom folder path showing in w (*)
  6c94470... Fix valadoc warning (*)
  0d283df... Geary.RFC822.MailboxAddresses: Update append methods (*)
  da9e018... Plugin.MailMerge: Register folder with the engine rather th (*)
  2ce3d8b... Plugin.MailMergeFolder: Load messages from template into th (*)
  a6acf96... Plugin.MailMerge: Move merge field code from plugin to stan (*)
  b1807df... MailMerge: Break test source file into separate driver and  (*)
  67ecf11... MailMerge: Put non-plugin classes in own namespace, rename  (*)
  c89fe7e... MailMerge.Processor: Add field parser object, use in `conta (*)
  c0795fa... MailMerge: Implement initial email merging (*)
  f7ea243... Sidebar.Branch: Fix assert when removing a folder (*)
  4404496... Application.MainWindow: Select another folder is when selec (*)
  c8aeeec... Sidebar.Branch: Fix compiler warning, improve code style (*)
  aae3a1a... Plugin.Infobar: Allow plugins to be notified of close butto (*)
  30e5e5b... Plugin.InfoBar: Enable plugins to dynamically update info b (*)
  44b62ed... Plugin.Actionable: Support specifying icons (*)
  a58e71a... Plugin.MailMerge: Add info bar to merge folder with status  (*)
  7d6078d... Geary.ComposedEmail: Allow send date to be updated (*)
  99bc719... MailMerge.Folder: Add skeleton properties for accessing fol (*)
  d8d8aba... MailMerge.Folder: Update backing collections (*)
  182c498... MailMerge.Folder: Implement sending merged email (*)
  c3c134f... MailMerge.Folder: Throttle sending rate to 30 per minute (*)
  858487d... Merge branch 'mjog/mail-merge-plugin' into 'mainline'

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