[geary] (21 commits) Created branch wip/714104-refine-account-dialog

[Michael Gratton <mjog src gnome org>]

The branch 'wip/714104-refine-account-dialog' was created.

Summary of new commits:

  bddd427... Rename ServiceInformation.service to protocol to reduce red
  c7ba27f... Move Endpoint prop from account to service info.
  b951d3b... Fix intermittent error obtaining shared endpoint references
  00f7a7a... Update CredentialsMediator API.
  55d4103... Rename Geary.Service to Protocol, move into ServiceInformat
  ae5d20b... Move CredentalsMethod enum and property to Credentals.
  2c1cf1b... Make ServiceInformation.mediator a required, read-only prop
  cfa065a... Ensure SMTP credentials are null when both noauth and use_i
  637ff7c... Convert Credentials and CredentialsMediator to refer to tok
  2b931e4... Add OAUTH2 to Geary.Credentials.Method.
  2d8cad0... Add support for OAuth2 GOA accounts.
  ea4bf72... Add support for (X)OAuth2 SMTP authentication.
  a3d628d... Add support for (X)OAuth2 IMAP authentication.
  7bf6109... Ensure GMail and Outlook GOA accounts are marked as such wh
  dbef71e... Rework GOA account management to allow tracking disabled ac
  d119ff0... Ensure disabled accounts show up in the dialog list.
  bb055aa... Clean up some issues with SSO accounts in the accounts dial
  d2a62aa... Add initial replacement accounts editor dialog.
  1f01c4e... Add initial replacement account editor pane.
  0a78b0c... Add initial replacement account removal pane.
  dab07f5... Add initial replacement account server details pane.