Closes-Bug: #1360623
  Issue: Have log file for storage stats daemon. Add storage
         service as a part of contrail-status
  Fix: Added contrail-storage-stats.log file and contrail-storage-stats
       in contrail-status
  Test: Tested on esbu-mflab-lnx-c02
  Modified according to review-1
Change-Id: Iba1f086dca460ed02be2b92ce7115713f5d6afe3
Merge "Closes-Bug: #1360623   Issue: Have log file for storage stats daemon. Add storage          service as a part of contrail-status   Fix: Added contrail-storage-stats.log file and contrail-storage-stats        in contrail-status   Test: Tested on esbu-mflab-lnx-c02   Modified according to review-1 Change-Id: Iba1f086dca460ed02be2b92ce7115713f5d6afe3"