line breaks in the readme (#6505)

scripts/zipdownload/README.md

@@ -8,9 +8,12 @@ mvn clean compile assembly:single
 to install: 
 
 install cgi-bin/zipdownload and ZipDownloadService-v1.0.0.jar in your cgi-bin directory (/var/www/cgi-bin standard). 
+
 Edit the config lines in the shell script (zipdownload) as needed. 
+
 You may need to make extra Apache configuration changes to make sure /cgi-bin/zipdownload is accessible from the outside. 
 For example, if this is the same Apache that's in front of your Dataverse Payara instance, you'll need to add another pass through statement to your configuration: 
+
 ``ProxyPassMatch ^/cgi-bin/zipdownload !``
 
 to activate in Dataverse: