--- a/src/source/appinstall.rst	Mon Mar 26 17:48:15 2018 +0200
+++ b/src/source/appinstall.rst	Wed Mar 28 18:07:02 2018 +0200
@@ -248,7 +248,7 @@
 NLTK initialization
 -------------------
 
-Some NLTK (Natural Language Toolkit) tokenizers and stopwords utilities are used to index fulltext contents elements. 
+Some NLTK (Natural Language Toolkit) tokenizers and stopwords utilities are used to index fulltext contents elements.
 This package requires downloading and configuration of several elements which are done as follow:
 
 .. code-block:: bash