Adds the getting-started doc, for the complete beginner.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1516165 13f79535-47bb-0310-9956-ffa450edef68
Rebuild. Adds link to the getting-started doc.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1516166 13f79535-47bb-0310-9956-ffa450edef68