Update the PuppetLint::Configuration#method_missing docs
Update the PuppetLint::Configuration#method_missing docs

rothsa/puppet-lint,keeleysam/puppet-lint,danzilio/puppet-lint,rodjek/puppet-lint,yulis/puppet-lint,toby82/puppet-lint,paulgeringer/puppet-lint,raphink/puppet-lint,Rovanion/puppet-lint