AlertAggregation: Ceph logical resources alert aggregation.
AlertAggregation: Ceph logical resources alert aggregation.

This patch adds alert aggregation for ceph logical resources
like cluster, osd, pool and storage profile utilization. The
alarm count and state for these entities will be updated when
a event event is recieved by the skyring.

Change-Id: I686cc0bae893f797453cc0f1212cee993ac14a26
Signed-off-by: nnDarshan <d2c6d450ab98b078f2f1942c995e6d92dd504bc8@gmail.com>

skyrings/bigfin,skyrings/bigfin,skyrings/bigfin