Merge ~fabux/ubuntu-fr-doc:Fix_Numerotation_Paragrahes into ubuntu-fr-doc:master

[Fabux]

Nouvelle modification du fichier ubuntufr.less pour bonne numérotation.

diff --git a/lib/tpl/bootstrap3/css/ubuntufr.less b/lib/tpl/bootstrap3/css/ubuntufr.less
index b7411f2..1e3adb0 100644
--- a/lib/tpl/bootstrap3/css/ubuntufr.less
+++ b/lib/tpl/bootstrap3/css/ubuntufr.less
@@ -15,9 +15,9 @@
 }
 
 .dw-content {
-  h2 {counter-increment: h2-counter;}
+  h2 {counter-increment: h2-counter;counter-reset: h3-counter;}
   h2::before {content: counter(h2-counter) ".";margin-right: 5px}
-  h3 {counter-increment: h3-counter;}
+  h3 {counter-increment: h3-counter;counter-reset: h4-counter;}
   h3::before {content: counter(h2-counter) "." counter(h3-counter);margin-right: 5px}
   h4 {counter-increment: h4-counter;}
   h4::before {content: counter(h2-counter) "." counter(h3-counter) "." counter(h4-counter);margin-right: 5px}