doc: Added conf example.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>

doc/radosgw/rgw.conf

@@ -0,0 +1,30 @@
+FastCgiExternalServer /var/www/s3gw.fcgi -socket /tmp/radosgw.sock
+
+
+<VirtualHost *:80>
+
+	ServerName {fqdn}
+	<!--Remove the comment. Add a server alias with *.{fqdn} for S3 subdomains-->
+	<!--ServerAlias *.{fqdn}-->
+	ServerAdmin {email.address}
+	DocumentRoot /var/www
+	RewriteEngine On
+	RewriteRule ^/([a-zA-Z0-9-_.]*)([/]?.*) /s3gw.fcgi?page=$1&params=$2&%{QUERY_STRING} [E=HTTP_AUTHORIZATION:%{HTTP:Authorization},L]
+
+	<IfModule mod_fastcgi.c>
+   	<Directory /var/www>
+			Options +ExecCGI
+			AllowOverride All
+			SetHandler fastcgi-script
+			Order allow,deny
+			Allow from all
+			AuthBasicAuthoritative Off
+		</Directory>
+	</IfModule>
+
+	AllowEncodedSlashes On
+	ErrorLog /var/log/apache2/error.log
+	CustomLog /var/log/apache2/access.log combined
+	ServerSignature Off
+
+</VirtualHost>