[geary] (22 commits) Created branch wip/conversation-polish

[Michael Gratton <mjog src gnome org>]

The branch 'wip/conversation-polish' was created.

Summary of new commits:

  a4af3a0... Fix uncaught error build warning
  98c17dd... Add some doc comments to Geary.Email
  b23ff03... Fix ConversationEmail.email having no flags after message l
  46ebfa3... Display loading indicator for long-running local Conversati
  43080b8... Replace pair of ConversationEmail body load state bools wit
  11eff59... Fix incorrect images in ConversationViewer placeholders
  b9942ca... Retry fetching remote email body when loading but command t
  43a0ef2... Make ConversationEmail and ConversationMessage coordinate p
  2769373... Handle being offline when loading email bodies for display
  ad25ee1... Show a placeholder when an email body was not able to be lo
  2b1ece3... Wrap the placeholder pane's subtitle automatically
  653fd98... Fix offline status with multiple accounts
  5e3344c... Make Geary.ClientService debug logging more useful
  74153a2... Fix email remote loaded by FetchEmail replay op not having 
  2401a07... Modernise FetchOperation somewhat
  28a528c... Ensure Imap.ClientConnection also notifies of status respon
  d4a6ea7... Make ImapCommand throw a timeout error when a timeout has o
  7f820aa... Don't use catch in finally clauses due to Vala bug
  5d270b8... Fix units in calculating next check in ConnectivityManager
  5aaa1da... Kick off periodic checks in ConnectivityManager to discover
  7cee7d0... Handle connectivity check errors for local remote endpoints
  5705e9b... Refine auto-mark-read to only happen as a direct result of