[yaz/f20] (7 commits) ...Update to 4.2.69

[Christopher Meng]

Summary of changes:

  c33a29f... rebuild for new ICU (*)
  9a03416... Update to 5.0.21 (*)
  3aad442... Remove .la files completely (*)
  fa7e896... -doc subpackage in the past shipped redundant files, just b (*)
  e15eb60... Update to 5.1.0 (*)
  4207bdf... Update to 5.1.1 (*)
  d241d50... Update to 4.2.69

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