updated log4j dependency from 1.2.16 snapshot to 1.2.16

git-svn-id: https://svn.apache.org/repos/asf/logging/log4j/companions/zeroconf/trunk@945515 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 6143015..08e20c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -213,7 +213,7 @@
     <dependency>
       <groupId>log4j</groupId>
       <artifactId>log4j</artifactId>
-      <version>1.2.16-SNAPSHOT</version>
+      <version>1.2.16</version>
     </dependency>    
     <dependency>
       <groupId>jmdns</groupId>