[geary] (23 commits) Non-fast-forward update to branch mjog/responsive-layout-fixes

[Michael Gratton <mjog src gnome org>]

The branch 'mjog/responsive-layout-fixes' 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:

  869396d... client: Fix <Enter> not activating folder tree rows
  00f3328... client: Fix main window load_more being triggered folded

Commits added to the branch:

  7b994ec... client: Move MainToolbar into the Components name space pro (*)
  0aa8ad6... client: Convert from shared conversation action widget to u (*)
  9e64160... client: Convert to using HdySqueezer for managing main tool (*)
  4eefe30... client: Fix packing of Component.ConversationActions (*)
  78b3fdd... client: Rename main window leafets and their children (*)
  ef4269e... client: Add convenience accessors for conversation list/vie (*)
  5aea0ad... client: Invoke the correct menu for move or copy shortcuts (*)
  dbb9cc3... client: Simplify main window outer leaflet state change han (*)
  d695f5b... client: Ensure conversation list action bar shown when main (*)
  f097252... Client: Only show conversation viewer's actions when needed (*)
  b7458dc... client: Ensure all folder-based conversation actions get up (*)
  c530634... style: Style conversation action bars (*)
  b75a7f3... conversation-actions: Keep the reply buttons in the headerb (*)
  eb9cdb0... client: Fix conversation viewer actions visible when unfold (*)
  a5d6ec0... build: Bump libhandy requirement to 1.2.1 (*)
  11882a1... build: Pull in libhandy as a submodule until 1.2.1 is packa (*)
  3af0d62... Merge branch 'mjog/1193-conversation-buttons-resize-race' i (*)
  3c001a9... client: Fix <Enter> not activating folder tree rows
  da611cc... client: Fix main window load_more being triggered folded
  45bab34... client: Only enable find-in-conversation action when the vi
  2222c6a... client: Ensure search UI is actually shown when activating 
  1667a7b... client: Ensure keyboard focus is not lost when main window 
  791b747... client: Consistently use Gtk.Widget.error_bell, not Gdk.Win

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