Do not export Code of Conduct (laravel#19226)

lucasmichot · taylorotwell · commit 0044ca3ea483 · 2017-05-16T07:16:14.000-05:00
diff --git a/.gitattributes b/.gitattributes
@@ -10,4 +10,5 @@
 .travis.yml export-ignore
 phpunit.xml.dist export-ignore
 CHANGELOG-* export-ignore
+CODE_OF_CONDUCT.md export-ignore
 CONTRIBUTING.md export-ignore
