[gyp/el6] (9 commits) ...Update rpm macros to the latest guidelines.

[Akira TAGOH]

Summary of changes:

  19192da... - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass (*)
  197679e... - Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass (*)
  453453e... Rebase to r1569 (#908983) (*)
  dd281a3... missing new source (*)
  afbe72a... Rebase to r1617 (*)
  6a75f0d... - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass (*)
  31b1916... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass (*)
  c2d8392... Update rpm macros to the latest guidelines. (*)
  2805227... Update rpm macros to the latest guidelines. (*)

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