[qt5-qtimageformats/f20] (5 commits) ...5.3.2

[Rex Dieter]

Summary of changes:

  af9cce1... no webp on (ep)el6 (*)
  8c0e270... fix build (on el6, using bundled libwebp) (*)
  72e6a4b... fix logic on removing bundled code (*)
  c5615d9... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_M (*)
  ba2fc50... 5.3.2 (*)

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