[qt5-qtdeclarative/f20] (4 commits) ...avoid qsimd_p.h for now, breaks builds sometimes

[Rex Dieter]

Summary of changes:

  ee0c9b8... support out-of-src-tree builds (*)
  e0be313... +changelog (*)
  82f00b7... fix build, use better -config no_sse2 approach (*)
  7baada3... avoid qsimd_p.h for now, breaks builds sometimes (*)

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