[ONOS-7551] Support primitive revisions for upgrades

Change-Id: Ib56e10f06ab9abedd176cdd84add6cbf4e3d4c50
diff --git a/lib/BUCK b/lib/BUCK
index f742a37..1302f55 100644
--- a/lib/BUCK
+++ b/lib/BUCK
@@ -1,4 +1,4 @@
-# ***** This file was auto-generated at Mon, 2 Apr 2018 16:16:40 GMT. Do not edit this file manually. *****
+# ***** This file was auto-generated at Wed, 4 Apr 2018 19:53:12 GMT. Do not edit this file manually. *****
 # ***** Use onos-lib-gen *****
 
 pass_thru_pom(
@@ -207,10 +207,10 @@
 
 remote_jar (
   name = 'atomix',
-  out = 'atomix-2.0.18.jar',
-  url = 'mvn:io.atomix:atomix:jar:2.0.18',
-  sha1 = 'e5a9ea68155a7c97c591a4c40d608bf5f80e5c73',
-  maven_coords = 'io.atomix:atomix:2.0.18',
+  out = 'atomix-2.0.20.jar',
+  url = 'mvn:io.atomix:atomix:jar:2.0.20',
+  sha1 = '7039de42423b8cd80d6a99208d61f7ee7ec52e50',
+  maven_coords = 'io.atomix:atomix:2.0.20',
   visibility = [ 'PUBLIC' ],
 )