Added stub release notes for 1.6.6.

docs/releases/1.6.6.txt

@@ -0,0 +1,13 @@
+==========================
+Django 1.6.6 release notes
+==========================
+
+*Under development*
+
+Django 1.6.6 fixes several bugs in 1.6.5.
+
+Bugfixes
+========
+
+* Corrected email and URL validation to reject a trailing dash
+  (`#22579 <http://code.djangoproject.com/ticket/22579>`_).

docs/releases/index.txt

@@ -36,6 +36,7 @@ Final releases
 .. toctree::
    :maxdepth: 1
 
+   1.6.6
    1.6.5
    1.6.4
    1.6.3