Add TimeManager daemon to openbmc

Time Manager daemon supporting NTP and MANUAL modes and below policy

  *) BMC owns the time
  *) HOST owns the time
  *) SPLIT clock and HOST's time is maintained as an offset to BMC
  *) BOTH the BMC and HOST own the clock

Change-Id: I81701b67731aa4b37d6926d5b93d397fea96e086
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
9 files changed