Update XOS and services to use newer logging components

Change-Id: I6ed3e964538417c655dbb888d1c08d1392293e5c
diff --git a/xos-core/templates/_core.tpl b/xos-core/templates/_core.tpl
index d83dfe7..e0d545b 100644
--- a/xos-core/templates/_core.tpl
+++ b/xos-core/templates/_core.tpl
@@ -32,12 +32,12 @@
       maxBytes: 10485760
       backupCount: 5
     kafka:
-      class: kafkaloghandler.kafkaloghandler.KafkaLogHandler
+      class: kafkaloghandler.KafkaLogHandler
       bootstrap_servers:
         - "cord-kafka:9092"
       topic: xos.log.core
   loggers:
-    'multistructlog':
+    '':
       handlers:
         - console
         - file