--- a/doc/book/en/intro/concepts.rst	Thu Apr 08 17:47:52 2010 +0200
+++ b/doc/book/en/intro/concepts.rst	Thu Apr 08 17:50:37 2010 +0200
@@ -339,5 +339,5 @@
 .. Note:
    RQL queries executed in hooks and operations are *unsafe* by default, e.g. the
    read and write security is deactivated unless explicitly asked.
-  
+
 .. |cubicweb| replace:: *CubicWeb*