[cmake/f17] (5 commits) ...Merge from master

[Orion Poplawski]

Summary of changes:

  3f40bdd... Comply with Emacs packaging guidlines (bug #818658) (*)
  09d2864... Use %{_emacs_sitelispdir} Spec cleanup - macros, unneeded s (*)
  5d94a10... Incorrect license tag in spec file (#820334) (*)
  0cf5901... Add patch to fix FindRuby (bug 822796) (*)
  3238564... Merge from master

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