Revert "vars in ganglia_new::configuration need to be set before aggregator uses them"

This reverts commit 99a0826c7fbc198f2e5c26a1ed70b3ecfc970e70.

Change-Id: Id85b096a4cc638257a5f3f0832076bf4afdc6eb4
ceph: make check_ceph_health failures CRITICAL

We don't nearly monitor WARNINGs as we should and we do care about these
events, so make them CRITICAL again, for now.

Change-Id: Ie6f98430b3af19774c07c22aac05e673c041d264
Merge "ceph: make check_ceph_health failures CRITICAL" into production