Description of problem:
In an active-active multisite config, after syncing a file to the destination node, a delete on the file from the source or destination node does not sync to the peer node.

Version-Release number of selected component (if applicable):

ceph-radosgw-10.1.1-1.el7cp.x86_64

How reproducible:
Always

Steps to Reproduce:
1. Configured multisite active-active sites with rgw1 as master gateway node
2. Sync a file from rgw1 node to rgw2 node 
3. Now once the sync is complete, delete the file from either rgw1 or rgw2 node
4. The delete operation is not synced to the peer zone

Actual results:
The delete operation sync fails with errors:


On the peer zone where the delete operation sync failed (rgw2):

2016-04-15 09:33:03.130373 7f82b9ffb700  0 _send_request(): deleting obj=container4:ks-post-nochroot.log
2016-04-15 09:33:03.133463 7f82b9ffb700 20 _send_request(): skipping object removal obj=container4:ks-post-nochroot.log (obj mtime=2016-04-15 09:32:12.0.081866s, request timestamp=2016-04-15 09:32:05.0.101811s)


Expected results:
The delete should propagate successfully.