[notmuch/f21] (5 commits) ...Various packaging fixes

[Jamie Nguyen]

Summary of changes:

  e0439e4... Update to upstream release 0.19 (*)
  cd274ed... Some whitespace changes and sorting for readability (*)
  36f9bf3... Add notmuch-vim subpackage (*)
  760dd92... Remove incorrect Provides and old unneeded Obsoletes (*)
  f0087bb... Various packaging fixes (*)

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