[balsa] (5 commits) Non-fast-forward update to branch remember-mailbox-positions

[Peter Bloomfield <peterb src gnome org>]

The branch 'remember-mailbox-positions' 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:

  91f191a... Preserve tab order of open mailboxes
  01d87b9... mailbox: Indentation and type fixes
  74a25a0... Go back to weak ref

Commits added to the branch:

  b4cc89b... Updated Spanish translation (*)
  f203712... mailbox-imap: Plug memory leaks (*)
  437f88a... Preserve tab order of open mailboxes
  7581487... mailbox: Indentation and type fixes
  642f123... Go back to weak ref

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