document $source=$title, add syntax highlighting
document $source=$title, add syntax highlighting

also, fix puppet-lint errors in README ;)

blackcobra1973/puppet-wget,MelanieGault/puppet-wget,maestrodev/puppet-wget,seanscottking/puppet-wget,azcender/puppet-wget,PierrickI3/puppet-wget,DSI-Ville-Noumea/puppet-wget