[calibre/f16] (11 commits) ...Merge branch 'master' into f16

[Christian Krause]

Summary of changes:

  ba49e6f... Update to 0.8.26 (*)
  415e289... Update to 0.8.27 (*)
  937e072... Update to 0.8.28 (*)
  03b5b70... Update to 0.8.29 (*)
  39a6a12... Update to 0.8.30 (*)
  b6117da... Update to 0.8.31 (*)
  a67728d... rebuild (sip/PyQt4) (*)
  fe4506e... Update to 0.8.32 (*)
  f129a8a... Update to 0.8.33 (*)
  ac1043e... Fix no-update patch to prevent exception when trying to clo (*)
  613b043... Merge branch 'master' into f16

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