SI-6054 don't use the defunct List.map2 in example
SI-6054 don't use the defunct List.map2 in example

jvican/scala,martijnhoekstra/scala,felixmulder/scala,martijnhoekstra/scala,shimib/scala,felixmulder/scala,lrytz/scala,shimib/scala,felixmulder/scala,slothspot/scala,felixmulder/scala,scala/scala,jvican/scala,shimib/scala,martijnhoekstra/scala,jvican/scala,slothspot/scala,scala/scala,martijnhoekstra/scala,martijnhoekstra/scala,lrytz/scala,shimib/scala,lrytz/scala,jvican/scala,felixmulder/scala,martijnhoekstra/scala,slothspot/scala,jvican/scala,felixmulder/scala,lrytz/scala,slothspot/scala,slothspot/scala,slothspot/scala,shimib/scala,lrytz/scala,scala/scala,shimib/scala,lrytz/scala,scala/scala,felixmulder/scala,jvican/scala,slothspot/scala,scala/scala,scala/scala,jvican/scala