added an example showing an optional second parameter for contents method
added an example showing an optional second parameter for contents method
MattCopenhaver/octonode,classeur/octonode,jeffwilcox/octonode,gitignorance/octonode,zzo/octonode,varung-optimus/octonode,silverbux/octonode2,dkfiresky/octonode,pksunkara/octonode,valedaemon/octonode,bhanuc/octonode,dhinus/octonode,cassioscabral/octonode,gigster-eng/octonode