Events: Utility to update alarm state/count
Events: Utility to update alarm state/count

This patch adds an utility to update alarm state
and count for entities like cluster and node.

Change-Id: I7dbd87d3d4c41508c77a5bf3eb256283e4ca86a3
Signed-off-by: nnDarshan <d2c6d450ab98b078f2f1942c995e6d92dd504bc8@gmail.com>

skyrings/skyring-common,skyrings/skyring-common