handing the proxy_redirect nginx directive

**Creating the possibility of handing the proxy_redirect nginx directive to fix an annoying jenkins reverse proxy broken warning**

Here is the jenkins help page when you get this reverse proxy broken issue https://wiki.jenkins-ci.org/display/JENKINS/Jenkins+says+my+reverse+proxy+setup+is+broken

If you're running nginx as a reverse proxy ( with SSL ) in front of plain-text HTTP jenkins now you can configure nginx's reverse_proxy directive to fix the above warning from jenkins