Add documentation

README.adoc

 = Boilerplate template for Drupal projects 
+SFL Drupal Team <drupal@lists.savoirfairelinux.net>
+v2.0, 2016-03-10
 :keywords: Drupal, SFL, SFLinux, AsciiDoc, Asciidoctor 
 :page-layout: base
 :page-description: {description}
@@ -13,7 +15,7 @@ ifndef::env-site[]
 :idprefix:
 :idseparator: -
 :sectanchors:
-:source-highlighter: highlight.js
+:source-highlighter: highlightjs
 endif::[]
 :experimental:
 :mdash: &#8212;
@@ -28,9 +30,9 @@ endif::[]
 :gitlab-sflinux: https://gitlab.savoirfairelinux.com/drupal/sflinux
 
 
-    / __/ __/ /  /  _/ |/ / / / / |/_/
-   _\ \/ _// /___/ //    / /_/ />  <  
-  /___/_/ /____/___/_/|_/\____/_/|_|  
+  / __/ __/ /  /  _/ |/ / / / / |/_/
+ _\ \/ _// /___/ //    / /_/ />  <  
+/___/_/ /____/___/_/|_/\____/_/|_|  
 
 
 // (to make a title: echo " CLIENT.PROJECT" | figlet -f smslant )
@@ -40,7 +42,6 @@ It uses our custom Drupal distribution {gitlab-sflinux}[*SFLinux*] as codebase.
 
 TIP: More information on our Drupal practices at Savoir-faire Linux are described in {sfl-wiki-drupal}[the official Wiki].
 
-
 == System Requirements
 
 This installation profile has been designed to work with Drupal 7, and is compatible with PHP > 5.3.
@@ -90,6 +91,8 @@ This document uses the Asciidoc syntax generator. It is a convenient
 tool allowing to write documentation in raw text files, and convert
 them to HTML or PDF later on.
 
+Visit https://github.com/asciidoctor[Asciidoctor @ *GitHub*] for more informations.
+
 To generate a HTML version, first install asciidoctor package on your
 Linux distribution, then issue following command:
 
@@ -103,3 +106,4 @@ distribution, then issue following command:
  $ a2x -f pdf --dblatex-opts "-P latex.output.revhistory=0" README.adoc
 
 The README.pdf file shall be created.
+