bumping ONOS atomix

to see if it resolves
 Unable to download: https://oss.sonatype.org/content/repositories/snapshots/org/onosproject/atomix/1.0.onos-SNAPSHOT/atomix-1.0.onos-20160509.095359-258.jar
issue

Change-Id: I0d4c47f0d65ff2d440ce757e55de641a77b644a9
diff --git a/lib/BUCK b/lib/BUCK
index 8ab570b..48cd495 100644
--- a/lib/BUCK
+++ b/lib/BUCK
@@ -187,9 +187,9 @@
 
 remote_jar (
   name = 'onos-atomix',
-  out = 'atomix-1.0.onos-20160509.095359-258.jar',
-  url = 'https://oss.sonatype.org/content/repositories/snapshots/org/onosproject/atomix/1.0.onos-SNAPSHOT/atomix-1.0.onos-20160509.095359-258.jar',
-  sha1 = 'b6cbb10898b0ef003c78bad1c4c01f67959bf22c',
+  out = 'atomix-1.0.onos-20160511.220807-302.jar',
+  url = 'https://oss.sonatype.org/content/repositories/snapshots/org/onosproject/atomix/1.0.onos-SNAPSHOT/atomix-1.0.onos-20160511.220807-302.jar',
+  sha1 = 'a5686d5905b02202e8228f789268a536a47a1419',
   maven_coords = 'org.onosproject:atomix:1.0.onos-SNAPSHOT',
   visibility = [ 'PUBLIC' ],
 )