DocumentRoot /var/www/<subdirectory>
ServerName www.example.com
ServerAlias example.com
ErrorLog /var/log/<subdirectory>
TransferLog /var/log/<subdirectory>
LogLevel warn
RewriteEngine on
RewriteCond %{HTTP_HOST} ^www\.(.+)$ [NC]
RewriteRule ^ http://%1%{REQUEST_URI} [R=301,L]
RewriteCond %{HTTP_HOST} ^example.com$
RewriteRule ^robots.txt robots-development.txt