[css-flexbox] Update DoC

Author: fantasai

css-flexbox/issues-lc-20150514.html

@@ -45,7 +45,7 @@ <h1>CSS Flexible Box Layout Level 3 Disposition of Comments for 2015-05-14 LCWD<
 Summary:  Should min/max-content sizes of flex containers include flex-basis?
 From:     fantasai
 Comment:  <a href='http://www.w3.org/mid/55D6D14A.3010202@inkedblade.net'>http://www.w3.org/mid/55D6D14A.3010202@inkedblade.net</a>
-Response: None needed
+Response: <a href='https://lists.w3.org/Archives/Public/www-style/2015Sep/0007.html'>https://lists.w3.org/Archives/Public/www-style/2015Sep/0007.html</a>
 Closed:   Retracted
 Resolved: [Paris F2F]
 </pre>

css-flexbox/issues-lc-20150514.txt

@@ -14,7 +14,7 @@ Issue 2.
 Summary:  Should min/max-content sizes of flex containers include flex-basis?
 From:     fantasai
 Comment:  http://www.w3.org/mid/55D6D14A.3010202@inkedblade.net
-Response: None needed
+Response: https://lists.w3.org/Archives/Public/www-style/2015Sep/0007.html
 Closed:   Retracted
 Resolved: [Paris F2F]
 ----