docs: update README and add RELEASE NOTES

Change-Id: Ifb79bda4d8cddc8002e244a090723c284c49a2c9
Refs: #1439
diff --git a/docs/named_data_theme/static/base.css_t b/docs/named_data_theme/static/base.css_t
index ea6938e..eed3973 100644
--- a/docs/named_data_theme/static/base.css_t
+++ b/docs/named_data_theme/static/base.css_t
@@ -173,7 +173,7 @@
 }
 
 div.document ul {
-  margin: 1.5em;
+  margin-left: 1.5em;
   list-style-type: square;
 }
 
@@ -224,10 +224,6 @@
   padding: 0px;
 }
 
-div.document blockquote {
-  margin: 1em;
-}
-
 div.document ol {
   margin: 1.5em;
 }