improve documentation for secrets
improve documentation for secrets

gambol99/kops,mad01/kops,blakebarnett/kops,andrewsykim/kops,chrislovecnm/kops,gambol99/kops,andrewsykim/kops,justinsb/kops,aledbf/kops,gambol99/kops,gambol99/kops,pdh/kops,blakebarnett/kops,kubernetes/kops,kubernetes/kops,andrewsykim/kops,pdh/kops,pdh/kops,tsupertramp/kops,chrislovecnm/kops,robinpercy/kops,robinpercy/kops,blakebarnett/kops,robinpercy/kops,aledbf/kops,aledbf/kops,mad01/kops,chrislovecnm/kops,blakebarnett/kops,kubernetes/kops,aledbf/kops,andrewsykim/kops,mad01/kops,pdh/kops,mad01/kops,tsupertramp/kops,justinsb/kops,tsupertramp/kops,tsupertramp/kops,chrislovecnm/kops,robinpercy/kops,justinsb/kops