We capitalize the first word in task names in general - and when you
follow a log and suddenly see a single lower-case one flying along...
Fix those names that I could find and that are not variables etc.
Change-Id: I9ccde577413270d49fd790c41767b859366dc2f6
A role was added to add a private key. This role is a companion that
will remove the private key, as an extra precaution around the secret.
There is a non-zero chance the nodepool resource will not get properly
cleaned up, so we want to ensure that we do our best to clean out the
secrets.
Change-Id: Ib365b2d9304d7ccdc03df97b1d2ad924d6e8513b