[qt5-qtbase/el6] (4 commits) ...Prefer QPA implementation in qsystemtrayicon_x11 if available

[Rex Dieter]

Summary of changes:

  d68f9fa... %ix86: build -no-sse2 (#1103185) (*)
  37dbbd7... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass (*)
  df50409... Update to 5.3.1 (*)
  f276ab3... Prefer QPA implementation in qsystemtrayicon_x11 if availab (*)

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