[darktable/f21] (4 commits) ...Added LUA support to 1.6.2 using LUA system library instead of embedded Darktable's LUA library

[Germano Massullo]

Summary of changes:

  ec4b976... aesthetic changes (useless spaces etc) (*)
  e2a4d55... aesthetic changes ( to %{buildroot}) (*)
  d58ade9... aesthetic changes (%{_target_platform}) (*)
  0212cea... Added LUA support to 1.6.2 using LUA system library instead (*)

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