Doc: CG: add warning about google email addresses.

Closes 1181.

diff --git a/Documentation/contributor/issues.itexi b/Documentation/contributor/issues.itexi
index 32e1ff427096869941a51174341f272d528a3364..c7404522edb383a80f9f834f96ddddba532c1578 100644 (file)
--- a/Documentation/contributor/issues.itexi
+++ b/Documentation/contributor/issues.itexi
@@ -91,6 +91,10 @@ Configure your email client:
 Any email sent with your gmail address in the @code{To:} or
 @code{CC:} fields should go to a @code{bug-answers} folder.
 
+When setting up your filtering rules, be aware that Google Code
+might use different versions of your email address, such as ones
+ending in @code{@googlemail.com} or @code{gmail.com}.
+
 @item
 Any other email either from, or CC'd to,