Use https for links in contributing.md
@@ -43,7 +43,7 @@ why, it's OK to go ahead and make the pull request.
* [How to Contribute][contribute] on Apache Fluo project website
-[Git]: http://git-scm.com/
+[Git]: https://git-scm.com/
[java]: http://openjdk.java.net/
-[Maven]: http://maven.apache.org/
+[Maven]: https://maven.apache.org/
[contribute]: https://fluo.apache.org/how-to-contribute/
