avoid talking about the Fortran interface which should be be updated first

doc/orgmode/chapters/installing.org

@@ -2,9 +2,9 @@
 # Copyright (C) 2017 Inria
 # See the file ../users_guide.org for copying conditions.
 
-Chameleon is written in C, it provides an interface to be called from
-Fortran and depends on a couple of external libraries that must be
-installed on the system.
+Chameleon is written in C and depends on a couple of external
+libraries that must be installed on the system.
+# , it provides an interface to be called from Fortran
 
 Chameleon can be built and installed by the standard means of [[http://www.cmake.org/][CMake]].
 General information about CMake, as well as installation binaries and

doc/orgmode/chapters/using.org

 # This file is part of the Chameleon User's Guide.
 # Copyright (C) 2017 Inria
 # See the file ../users_guide.org for copying conditions.
-#+OPTIONS: tex:t
 
 ** Linking an external application with Chameleon libraries
    Compilation and link with Chameleon libraries have been tested with
@@ -76,7 +75,7 @@
     export LD_LIBRARY_PATH=path/to/libs:path/to/chameleon/lib
     #+end_src
 
-*** Build a Fortran program with Chameleon
+*** Build a Fortran program with Chameleon                         :noexport:
 
     Chameleon provides a Fortran interface to user functions. Example:
     #+begin_src