Refactor multimap streams to avoid blocking iteration on initialization

Change-Id: I6a357b37e85808972267ef2daf5328fd5035aac4
diff --git a/features/features.xml b/features/features.xml
index 979f8b8..a89555d 100644
--- a/features/features.xml
+++ b/features/features.xml
@@ -59,7 +59,7 @@
         <bundle>mvn:com.typesafe/config/1.2.1</bundle>
         <bundle>mvn:com.googlecode.concurrent-trees/concurrent-trees/2.6.0</bundle>
         <bundle>mvn:commons-io/commons-io/2.4</bundle>
-        <bundle>mvn:io.atomix/atomix/2.0.22</bundle>
+        <bundle>mvn:io.atomix/atomix/2.0.23</bundle>
 
         <bundle>mvn:org.glassfish.jersey.core/jersey-client/2.26</bundle>