[minised/f20] (7 commits) ...Update to 1.15

[Christopher Meng]

Summary of changes:

  e6350ea... SPEC cleanup. (*)
  b051ce3... Add patch to fix building failure with -Werror=format-secur (*)
  f6867bd... Some OS don't support ldflags so we should determine if it  (*)
  f3bbb50... Comment out dietlibc (*)
  5cae4f3... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass (*)
  08893fc... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_M (*)
  d1b7db0... Update to 1.15 (*)

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