[liferea/f16] (6 commits) ...Merge branch 'f17' into f16

[Jon Ciesla]

Summary of changes:

  62591a0... Rebuild for new libpng (*)
  e0932a7... - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass (*)
  9e6cc6c... New upstream 1.8.0 release (*)
  b036bea... New upstream release 1.8.0 (*)
  f9b0f06... 1.8.5. (*)
  d7239ac... Merge branch 'f17' into f16

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