[css-values] Update DoC

Author: fantasai

css-values/issues-cr-2015.bsi

@@ -86,4 +86,16 @@ Summary:  Is toggle() implemented? Or should we defer to L4?
 From:     fantasai
 Open
 ----
-
+Issue 11.
+Summary:  Define when clamping occurs.
+From:     fantasai
+Comment:  https://lists.w3.org/Archives/Public/www-style/2016Feb/0157.html
+Open:     Accepted
+Resolved: =WG= Discuss
+----
+Issue 12.
+Summary:  range-checking and validity vs serialization
+From:     fantasai
+Comment:  https://lists.w3.org/Archives/Public/www-style/2016Feb/0157.html
+Open:     =WG= Discuss
+----