Update chassis command handler to use state manager services

Until now, IPMI chassis command handler was utilising services from
chassis_control script and this patch makes a transition to use the
services from the latest State Manager daemon.

Fixes openbmc/openbmc#1238

Change-Id: Ic075971bbda44829a3ebe9c0c1de3053a8e97cfa
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
3 files changed