[polari] (41 commits) ...Bump version to 3.21.91

[Florian Müllner <fmuellner src gnome org>]

Summary of changes:

  18b4314... accountsMonitor: Store accounts in a Map (*)
  967ac58... accountsMonitor: Change dupAccounts() to a getter (*)
  b1dd010... accountsMonitor: Add enabledAccounts convenience getter (*)
  7dc1eaf... accountsMonitor: Provide lookup function (*)
  fd93968... accountsMonitor: Mirror ::account-enabled/disabled signals (*)
  6754bd8... accountsMonitor: Minor cleanup (*)
  24661cb... chatroomManager: Simplify actions code a bit (*)
  ed181f4... roomList: Simplify actions code a bit (*)
  5f346d5... roomList: Use Map to keep track of rows/placeholders (*)
  3ab2517... roomStack: Store rooms in a Map (*)
  634e6ff... app: Store pending requests in a Map (*)
  a7e9fc4... app: Fix restored account names (*)
  bc8f10e... app: Handle errors on connection status changes (*)
  9b63bf1... app: Always use a timestamp of 0 when requesting channels (*)
  eed4911... accountsMonitor: Replace ::am-prepared signal with a method (*)
  9460f34... mainWindow: Initialize sidebar visibility (*)
  857f388... roomList: Exclude placeholders from show_all() (*)
  2377eb8... app: Present window if appropriate when handling join/query (*)
  bf5db76... app: Ensure we are prepared before handling join-room/messa (*)
  59daae7... mainWindow: Manage active room via an :active-room property (*)
  2723a61... mainWindow: Focus the first added room (*)
  4a55bb3... mainWindow: Track last selected room (*)
  9b1497e... chatroomManager: Handle channel requests (*)
  a615198... application: Initialize actions as early as possible (*)
  7da6b54... chatroomManager: Split out room management (*)
  7bbb220... chatroomManager: Rename to TelepathyClient (*)
  3b0eae3... telepathyClient: Stop using the singleton pattern (*)
  6453c59... chatView: Delegate state tracking to the app (*)
  84c7a88... telepathyClient: Take over highlight notifications from Cha (*)
  62224bb... telepathyClient: Connect accounts explicitly before creatin (*)
  c1918ee... room: Emit ::identify-sent signal when detecting authbot id (*)
  37b69b3... telepathyClient: Cache sent identify parameters for later s (*)
  f00270a... utils: Add helper methods to lookup/store identify password (*)
  d5f3c5f... accountsMonitor: Manage account-specific settings (*)
  d85fd78... app: Add 'save-identify-password' action (*)
  eb1c558... app: Add 'discard-identify-password' action (*)
  2ed6d7c... roomStack: Ask users whether to save "identify" passwords (*)
  3397da7... telepathyClient: Ask users whether to save "identify" passw (*)
  fcff3a7... room: Add method to send "identify" messages (*)
  79060c2... telepathyClient: Identify with NickServ when connecting (*)
  8c67c5f... Bump version to 3.21.91

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