rdbgui4sasa: add gnuplot as an external dep, and remove deps already in sasa

guides/users/README.org

@@ -591,20 +591,43 @@ cf the Docker Install section of the [[http://www-verimag.imag.fr/DIST-TOOLS/SYN
 
 You will need:
 - =make= (gnu)
-- a set of tools installable via [[https://opam.ocaml.org/][opam]]
+- =git=
+- =graphviz=
+- =lablgtk3= 
+- =opam=
+
+For instance, on ubuntu, 
+#+BEGIN_SRC sh
+apt install graphviz git make lablgtk3 opam
+#+END_SRC
+
+And of course you need =ocaml=.
+And  a set of tools installable via [[https://opam.ocaml.org/][opam]]
   - =dune= 
   - =ocamlgraph=
   - =rdbg= 
   - =lutin= (not for compiling actually, but for using sasa with custom daemons)
 
+Hence, once =opam= is installed, one just need to:
+
 #+BEGIN_SRC sh
-opam install dune ocamlgraph rdbg lutin
+opam install dune ocamlgraph ocamlfind rdbg lutin lustre-v6 
 #+END_SRC
 
+And then:
+#+BEGIN_SRC sh
+git clone https://gricad-gitlab.univ-grenoble-alpes.fr/verimag/synchrone/sasa.git
+cd sasa
+make
+make install
+make test
+#+END_SRC
 
-One can mimick the content of the =test= job in the project
+One can also mimic the content of the =test= job in the project
  [[sasa:.gitlab-ci.yml][.gitlab-ci.yml Gitlab CI script]].
 
+
+
 * More 
 
 - Releases Notes: https://gricad-gitlab.univ-grenoble-alpes.fr/verimag/synchrone/sasa/releases

rdbgui4sasa.opam

@@ -16,10 +16,10 @@ bug-reports: "https://gricad-gitlab.univ-grenoble-alpes.fr/verimag/synchrone/sas
 build:  [make "build"]
 install:  [make "install"]
 depends: [
-  "ocaml" { >= "4.02" }
-  "ocamlfind"
-  "dune" { >= "1.11" }
   "lablgtk3"
   "sasa"
 ]
+depexts: [
+  ["graphviz" "emacs" "gnuplot" "zathura"]
+]
 post-messages: ["The last version can be obtained via (opam repo add) http://www-verimag.imag.fr/DIST-TOOLS/SYNCHRONE/opam-repository/ "]