[sagemath/f18] (4 commits) ...Remove buildroot patch and update metadata

[pcpa]

Summary of changes:

  0ce0009... Rebuild for libfplll 4.0.3, m4ri and m4rie 20130416, and nt (*)
  eac7c8f... Add sagemath-m4rie.patch to adapt to m4rie 20130416. Adapt  (*)
  fbc0e8d... Update to sagemath 5.9
  9ab4f66... Remove buildroot patch and update metadata

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