Bump browser utils to 1.13 and add unit test.
Change scala-common-enrich to pass network_userid

* Change unit test in scala-hadoop-enrich to send
  networkUserId in on the Thrift Object

Conflicts:
	3-enrich/scala-hadoop-enrich/src/test/scala/com.snowplowanalytics.snowplow.enrich.hadoop/good/LzoThriftTest.scala
Merge branch 'issue-576' of github.com:pkallos/snowplow into pkallos-issue-576

Conflicts:
	3-enrich/scala-common-enrich/project/Dependencies.scala
Merge branch 'pkallos-issue-576' into feature/0.9.6