diff --git a/build/makepack-howto.txt b/build/makepack-howto.txt
index 40b0e5180bc6ec11674c10e4fc05f929c5da675c..9e5004f4ba7c9852cc4c79fc846110d37800da53 100644
--- a/build/makepack-howto.txt
+++ b/build/makepack-howto.txt
@@ -11,7 +11,6 @@ beta version of Dolibarr, step by step.
 - Update version/info in /ChangeLog
 - Update version number with x.y.z-w in htdocs/filefunc.inc.php
 - Update version number with x.y.z-w in build/debian/changelog
-- Update version number with x.y.z-w in build/exe/doliwamp/doliwamp.iss
 - Update version number with x.y.z-w in build/rpm/*.spec
 - Commit all changes.
 - Add a Tag (x.y.betaz_YYYYMMDD) and push it: git push --tags
@@ -30,10 +29,9 @@ This files describe steps made by Dolibarr packaging team to make a
 complete release of Dolibarr, step by step.
 
 - Check all files are commited.
-- Update version/info in ChangeLog
+- Update version/info in ChangeLog. To generate a changelog, you can do "git log x.y.z..HEAD --no-merges --pretty=short --oneline | sed -e "s/^[0-9a-z]* //" | grep -e '^Fix\|New\|Sec'"
 - Update version number with x.y.z in htdocs/filefunc.inc.php
 - Update version number with x.y.z in build/debian/changelog
-- Update version number with x.y.z in build/exe/doliwamp/doliwamp.iss
 - Update version number with x.y.z in build/rpm/*.spec
 - Commit all changes.
 
diff --git a/scripts/odt2pdf/odt2pdf.sh b/scripts/odt2pdf/odt2pdf.sh
index 9d9bf18a8c7482b24926eae2aa2925f3a7ee1588..c7c768a12449307bbc465a23a1515d9ed632c464 100755
--- a/scripts/odt2pdf/odt2pdf.sh
+++ b/scripts/odt2pdf/odt2pdf.sh
@@ -1,8 +1,12 @@
 #!/bin/bash
 # @copyright  GPL License 2010 -  Vikas Mahajan - http://vikasmahajan.wordpress.com
 # @copyright  GPL License 2013 -  Florian HEnry - florian.henry@open-concept.pro
-
 #
+# Convert an ODT into a PDF using "jodconverter" tool.
+# Dolibarr variable MAIN_ODT_AS_PDF must be defined to have this script called after ODT generation.
+# Dolibarr variable MAIN_DOL_SCRIPTS_ROOT must be defined to path of script directories (otherwise dolibarr will try to guess).
+ 
+
 #if [ -f "$1.odt" ]
 # then
 #    soffice --invisible --convert-to pdf:writer_pdf_Export --outdir $2 "$1.odt"