syncbase/vsync: logging & error handling

- Add some debug logging to initiator, responder, and watcher.
- Fix error handling in hasNode() and similar hasXYZ() calls.

Change-Id: Idb5596526b61079e9998bca5f530eac136e2d14c
11 files changed
tree: ee9d84c858f4aeaa8a020c32b52d2072e57a7689
  1. services/