Fix the setup process for Apache 2.4.x
Fix the setup process for Apache 2.4.x

Change how the `setup.sh` script gets the name of the latest
Apache 2.4.x release so that it works around the recent changes
made to http://www.us.apache.org/dist/httpd/.

atyenoria/server-configs-apache,blackmoral/server-configs-apache,blackmoral/server-configs-apache,atyenoria/server-configs-apache,walterebert/server-configs-apache,walterebert/server-configs-apache,sengkoil/server-configs-apache,StephanieMak/server-configs-apache,voku/server-configs-apache,voku/server-configs-apache,StephanieMak/server-configs-apache,johnnyicarus/server-configs-apache,sengkoil/server-configs-apache,Gillespie59/server-configs-apache,h5bp/server-configs-apache,Gillespie59/server-configs-apache,johnnyicarus/server-configs-apache