Jetty vulnerability

https://nxtforum.org/index.php?topic=8426.msg164806#msg164806

Thanks, devs are already informed via IRC.


https://nxtforum.org/index.php?topic=8426.msg164806#msg164806

To be sure I make one issue in github https://github.com/NewEconomyMovement/NemCommunityClient/issues/295