use httpd instead of apachectl

warning message from apachectl:
Passing arguments to httpd using apachectl is no longer supported.
You can only start/stop/restart httpd using this script.
If you want to pass extra arguments to httpd, edit the
/etc/sysconfig/httpd config file.
remove LockFile directive (not always available)
rewrite prepare script with perl
remove autoindex
use mod_mime_magic
update README with troubleshooting section