Use the local java plugins and some filtering operations to fetch the comic strip image from http://xkcd.com/
Based on the FetchDailyDilbert workflow.
.*/comics/.*
http://xkcd.com/
org.embl.ebi.escience.scuflworkers.java.ExtractImageLinks
org.embl.ebi.escience.scuflworkers.java.WebImageFetcher
org.embl.ebi.escience.scuflworkers.java.FilterStringList
org.embl.ebi.escience.scuflworkers.java.WebPageFetcher