[SEBA-366], [SEBA-378]

Fix issues with XOS logging
- Pass logging object as parameter in various places, adding structured
  context.
- Update multistructlog to print level and timestamp on messages, and
  fix issue with unprinted messages in synchronizer event loop.

Change-Id: I92c67b4f1266d80bdd86d45c8c99585b286ac059
diff --git a/containers/chameleon/Dockerfile.chameleon b/containers/chameleon/Dockerfile.chameleon
index c93226d..8f27a20 100644
--- a/containers/chameleon/Dockerfile.chameleon
+++ b/containers/chameleon/Dockerfile.chameleon
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # xosproject/chameleon
-FROM xosproject/xos-base:2.1.24
+FROM xosproject/xos-base:2.1.25
 
 # xos-base already has protoc and dependencies installed