[geary] (8 commits) ...Merge branch 'wip/795595-fix-special-folder-creation' into 'master'

[Michael Gratton <mjog src gnome org>]

Summary of changes:

  3e461e7... Don't include empty root folder path segment constructing a (*)
  b4749cc... Simplify the process of creating new local folders somewhat (*)
  1d0f0de... Make some exception messages more obvious when seen out of  (*)
  4989cc7... Ensure folders are removed from local account's cache when  (*)
  c39b1e5... Improving handling when opening folders that do not exist o (*)
  7449e10... Correctly handle creating special folders when they do not  (*)
  6df979d... Add support for creating/deleting folders to the console ap (*)
  c1bc3ee... Merge branch 'wip/795595-fix-special-folder-creation' into 

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