Merge pull request #72 from ejgallego/opam+refactor_deps

[opam] Refactor deps as indicated by Kate.

Author: ejgallego

ppx_import.opam

@@ -11,22 +11,13 @@ dev-repo: "git+https://github.com/ocaml-ppx/ppx_import.git"
 tags: [ "syntax" ]
 
 depends: [
-  (
-  "ocaml"                   {>= "4.05.0" &  < "4.10.0"  }
+   "ocaml"                   {>= "4.05.0" &  < "4.10.0"  }
+| ("ocaml"                   {>= "4.10.0"}
+   "ppx_sexp_conv" {with-test & >= "v0.13.0"})
   "dune"                    {              >= "1.11.0"  }
   "ppxlib"                  {              >= "0.26.0"  }
   "ounit"                   { with-test                 }
   "ppx_deriving"            { with-test  & >= "4.2.1"   }
-  )
-  |
-  (
-  "ocaml"                   { >= "4.10.0"               }
-  "ppx_sexp_conv"           { with-test  & >= "v0.13.0" }
-  "dune"                    {              >= "1.11.0"  }
-  "ppxlib"                  {              >= "0.26.0"  }
-  "ounit"                   { with-test                 }
-  "ppx_deriving"            { with-test  & >= "4.2.1"   }
-  )
 ]
 
 build:      [["dune" "build"   "-p" name "-j" jobs]