[botan/f13/master] (6 commits) ...Merge branch 'master' into f13

[Thomas Moschny]

Summary of changes:

  549c94b... Update to 1.8.9. (*)
  2f755a6... dist-git conversion (*)
  fa570d3... Remove IDEA, RC6, and ECC-related modules from the tarfile. (*)
  057bdc1... Fix sources. (*)
  0781893... - Also remove RC5 from the tarfile. - Comment out RC5, RC6  (*)
  6d41d56... Merge branch 'master' into f13

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