Fix CopycatTransportClient thread check + bump up atomix version to latest rc

Change-Id: Ie66868ebaaa14ea36125e7f419ac3c3a887e9bce
diff --git a/pom.xml b/pom.xml
index 20d764c..6ba8318 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
         <onos-build-conf.version>1.1</onos-build-conf.version>
         <netty4.version>4.0.33.Final</netty4.version>
         <!-- TODO: replace with final release version when it is out -->
-        <atomix.version>0.1.0-beta4</atomix.version>
+        <atomix.version>0.1.0-beta5</atomix.version>
         <copycat.version>0.5.1.onos</copycat.version>
         <openflowj.version>0.9.1.onos</openflowj.version>
         <onos-maven-plugin.version>1.8-SNAPSHOT</onos-maven-plugin.version>