diff --git a/README.export-pdf b/README.export-pdf
index 8d155a43e..64c88ad46 100644
--- a/README.export-pdf
+++ b/README.export-pdf
@@ -1,3 +1,12 @@
-Remplacer PDF::Cell par PDF::write_cell
-Remplacer PDF::ln par PDF::line_new
+If you want to CONVERT your document to PDF before sending them by email. Or 
+creating the receipt with a stamp (great ledger analytical )
+You have to
+1. define the variable
+GENERATE_PDF to YES
+OFFICE' to 'HOME=/tmp unoconv' 
+2. Install the convert library for manipulating image
+3. Install pdftk to manage the PDF
+4. To fix the broken PDF (slower), install also /usr/bin/ps2pdf
+
+For creating PDF file nothing must be install 
 
diff --git a/dev/create_changelog.sh b/dev/create_changelog.sh
deleted file mode 100644
index 6dbeaf0bf..000000000
--- a/dev/create_changelog.sh
+++ /dev/null
@@ -1 +0,0 @@
-cd .. && svn2cl --break-before-msg --group-by-day -a -o Changelog
diff --git a/dev/test_parse_formula.php b/dev/test_parse_formula.php
deleted file mode 100644
index 6bd2bfbac..000000000
--- a/dev/test_parse_formula.php
+++ /dev/null
@@ -1,53 +0,0 @@
-<?
-/*
-# check the Impress::check_formula and the parse_formula
-# This file is a part of NOALYSS under GPL
-# Author D. DE BONTRIDDER danydb@aevalys.eu
-*/
-include_once('class_impress.php');
-
-echo '<hr>';
-foreach ( array('1',
-		'(45+5)',
-	    'round([45])',
-		'$A=9',
-		'$S30=($F1 >=0)?$F1:0',
-
-	    '[45%]',
-	    '[50]*[51%]',
-	    '$A1=[50]*[51%]',
-	    '[50]*9',
-	    '[50]*9.0',
-	    '[50%]*9',
-	    '$C1111=[50%]*9',
-	    '$C1111=[50%]*9*$D1',
-	    '$C10=[10%]',
-	    '[50%]*9.0',
-	    '[50%]*9.0 FROM=01.2004',
-	    '[50%]*9.0FROM=01.2004',
-		'system',
-		'unlink',
-		'ls -1')
-	as $a ) {
-  echo "Testing :".$a;
-  echo (Impress::check_formula($a)==false)?'Non valide ':'ok';
-
-  echo '<br>';
-  
-  foreach (array('+','-','/') as $b ) {
-    $ee=str_replace('*',$b,$a);
-    echo "Testing :".$ee;
-    echo (Impress::check_formula($ee)==false)?'Non valide ':'ok';
-    echo '<br>';
-
-  }
-  for($e=0;$e<3;$e++) {
-    $a.="*".$a;
-  echo "Testing :".$a;
-  echo (Impress::check_formula($a)==false)?'Non valide ':'ok';
-  echo '<br>';
-
-  }
- }
-
-?>
diff --git a/scenario/readme.txt b/scenario/readme.txt
index 6bd90659c..71fd91f97 100644
--- a/scenario/readme.txt
+++ b/scenario/readme.txt
@@ -14,10 +14,12 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-
+-----------------------
+    FRANCAIS
+-----------------------
 Afin d'avoir les scénarios pour les rejouer avec test.php.
 
-Dans include/constant.php, changer 
+Dans include/config.inc.php, changer 
 define ('LOGINPUT',false); par
 define ('LOGINPUT',true); 
 
@@ -33,4 +35,25 @@ Vous pouvez aussi utiliser un nom de fichier plus parlant.
     
 L'objectif étant de pouvoir tester et de rejouer facilement les actions que vous avez faites.
 
+Il est aussi possible de faire vos tests unitaire ici , autrement qu'avec PHPUNIT (voir répertiore php-unit)
+
+
+-----------------------
+     ENGLISH
+-----------------------
+If you want to use scenario in order to use them with test.php 
+You must have in include/config.inc.php
+
+define ('LOGINPUT',true); 
+
+you must also create the file authorized_debug (this file is empty)
+
+Next step you perform the action you like to test or change , a file into $_ENV['TMP'] has been created, you
+copy this file into tghe noalyss/scenario folder.
+
+You point  you browser  noalyss/html/test.php an you click on the link with the name of the file
+
+and you can rerun the file , it works also for ajax.
+
+It is useful to test ajax answer , unit test or testing a class