Migrate HashedWheelTimer to netty 4

- moved potentially time consuming task to
  shared ScheduledThreadPoolExecutor

Change-Id: I8e77041e0f84bd2bdfd6ae6704f4e39b81c721dd
diff --git a/utils/misc/pom.xml b/utils/misc/pom.xml
index ac63197..fe9dab9 100644
--- a/utils/misc/pom.xml
+++ b/utils/misc/pom.xml
@@ -57,6 +57,11 @@
         </dependency>
 
         <dependency>
+            <groupId>io.netty</groupId>
+            <artifactId>netty-common</artifactId>
+        </dependency>
+
+        <dependency>
             <groupId>commons-lang</groupId>
             <artifactId>commons-lang</artifactId>
         </dependency>