[zsh/f19] (6 commits) ...remove individual _bindir setting; install to /usr/bin/ (RHBZ#1034060) require info package instead

[Dominic Hopf]

Summary of changes:

  3ec3062... remove systemd completion, it delivers it's own now (RHBZ#1 (*)
  6c2f57d... Require hostname package instead of /bin/hostname (*)
  33e0ea1... Remove unneeded build require on tetex. (*)
  4bf965e... Update to latest upstream release: Zsh 5.0.5 (*)
  2d28181... fix FTBFS issue (RHBZ#1106713) (*)
  3c48134... remove individual _bindir setting; install to /usr/bin/ (RH (*)

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