rename and apply snake_case on KnownIssues.md
diff --git a/googlemock/README.md b/googlemock/README.md
index bd90caa..36f8776 100644
--- a/googlemock/README.md
+++ b/googlemock/README.md
@@ -68,7 +68,7 @@
     including advanced techniques.
 
 If you need help, please check the
-[KnownIssues](docs/KnownIssues.md) and
+[KnownIssues](docs/known_issues.md) and
 [FrequentlyAskedQuestions](docs/frequently_asked_questions.md) before
 posting a question on the
 [discussion group](http://groups.google.com/group/googlemock).
diff --git a/googlemock/docs/KnownIssues.md b/googlemock/docs/known_issues.md
similarity index 100%
rename from googlemock/docs/KnownIssues.md
rename to googlemock/docs/known_issues.md