Correct all the word "cluster" to be in lowercase
Correct all the word "cluster" to be in lowercase

In the main text of this doc, We can see "cluster" "Cluster" "clusters" "Clusters".
My suggestion: in lowercase.
gambol99/kops,justinsb/kops,aledbf/kops,gambol99/kops,robinpercy/kops,robinpercy/kops,gambol99/kops,aledbf/kops,robinpercy/kops,kubernetes/kops,gambol99/kops,aledbf/kops,justinsb/kops,blakebarnett/kops,kubernetes/kops,blakebarnett/kops,robinpercy/kops,justinsb/kops,kubernetes/kops,blakebarnett/kops,aledbf/kops,blakebarnett/kops