correction doc

Author: jfriviere

doc/README.txt

@@ -8,7 +8,7 @@ Validation with online tei.openedition.1.4.1 schema
 <TEI 
 	xmlns="http://www.tei-c.org/ns/1.0" 
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://www.tei-c.org/ns/1.0 http://lodel.org/ns/tei.openedition.1.4.1/tei.openedition.1.4.1.xsd">
+	xsi:schemaLocation="http://www.tei-c.org/ns/1.0 http://lodel.org/ns/tei.openedition.1.5/tei.openedition.1.5.xsd">