Remove lib/codereview.
diff --git a/lib/codereview/codereview.cfg b/lib/codereview/codereview.cfg
deleted file mode 100644
index 43dbf3c..0000000
--- a/lib/codereview/codereview.cfg
+++ /dev/null
@@ -1,2 +0,0 @@
-defaultcc: golang-codereviews@googlegroups.com
-contributors: http://go.googlecode.com/hg/CONTRIBUTORS