Update README.txt

RogerKratz · web-flow · commit d3e06e137acc · 2021-02-23T00:18:29.000+01:00
Adding docs link
diff --git a/README.txt b/README.txt
@@ -1,5 +1,8 @@
 The Envers project aims to enable easy auditing of persistent classes.
 
+Docs
+https://nhibernate.info/doc/envers/
+
 Send user questions to NH user group list
 http://groups.google.com/group/nhusers
 
