Update versions for 4.2.4 release
diff --git a/CHANGES.txt b/CHANGES.txt
index e7419bb..5f97b12 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,4 @@
-Release 4.2.4 - unreleased
+Release 4.2.4 - 2015-01-12
 
   Backward compatible changes:
 
diff --git a/bookkeeper-benchmark/pom.xml b/bookkeeper-benchmark/pom.xml
index 42a96b3..03bdddd 100644
--- a/bookkeeper-benchmark/pom.xml
+++ b/bookkeeper-benchmark/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>bookkeeper-benchmark</artifactId>
diff --git a/bookkeeper-server/pom.xml b/bookkeeper-server/pom.xml
index fec70ac..dbd9e38 100644
--- a/bookkeeper-server/pom.xml
+++ b/bookkeeper-server/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>bookkeeper-server</artifactId>
diff --git a/compat-deps/bookkeeper-server-compat-4.0.0/pom.xml b/compat-deps/bookkeeper-server-compat-4.0.0/pom.xml
index 816b649..d067b14 100644
--- a/compat-deps/bookkeeper-server-compat-4.0.0/pom.xml
+++ b/compat-deps/bookkeeper-server-compat-4.0.0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>compat-deps</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>bookkeeper-server-compat400</artifactId>
diff --git a/compat-deps/bookkeeper-server-compat-4.1.0/pom.xml b/compat-deps/bookkeeper-server-compat-4.1.0/pom.xml
index d1fb987..360a449 100644
--- a/compat-deps/bookkeeper-server-compat-4.1.0/pom.xml
+++ b/compat-deps/bookkeeper-server-compat-4.1.0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>compat-deps</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>bookkeeper-server-compat410</artifactId>
diff --git a/compat-deps/hedwig-server-compat-4.0.0/pom.xml b/compat-deps/hedwig-server-compat-4.0.0/pom.xml
index 449374e..05437a4 100644
--- a/compat-deps/hedwig-server-compat-4.0.0/pom.xml
+++ b/compat-deps/hedwig-server-compat-4.0.0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>compat-deps</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>hedwig-server-compat400</artifactId>
diff --git a/compat-deps/hedwig-server-compat-4.1.0/pom.xml b/compat-deps/hedwig-server-compat-4.1.0/pom.xml
index 37b85a4..10e999f 100644
--- a/compat-deps/hedwig-server-compat-4.1.0/pom.xml
+++ b/compat-deps/hedwig-server-compat-4.1.0/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>compat-deps</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <groupId>org.apache.bookkeeper</groupId>
   <artifactId>hedwig-server-compat410</artifactId>
diff --git a/compat-deps/pom.xml b/compat-deps/pom.xml
index e2c92e7..97589be 100644
--- a/compat-deps/pom.xml
+++ b/compat-deps/pom.xml
@@ -22,11 +22,11 @@
   <parent>
     <artifactId>bookkeeper</artifactId>
     <groupId>org.apache.bookkeeper</groupId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.bookkeeper</groupId>
-  <version>4.2.4-SNAPSHOT</version>
+  <version>4.2.4</version>
   <artifactId>compat-deps</artifactId>
   <packaging>pom</packaging>
   <name>compability dependencies</name>
diff --git a/hedwig-client/pom.xml b/hedwig-client/pom.xml
index 41a3bcf..176f055 100644
--- a/hedwig-client/pom.xml
+++ b/hedwig-client/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <properties>
       <mainclass>org.apache.hedwig.client.App</mainclass>
diff --git a/hedwig-protocol/pom.xml b/hedwig-protocol/pom.xml
index 08631f4..6ad8c1b 100644
--- a/hedwig-protocol/pom.xml
+++ b/hedwig-protocol/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <artifactId>hedwig-protocol</artifactId>
   <packaging>jar</packaging>
diff --git a/hedwig-server/pom.xml b/hedwig-server/pom.xml
index ca2d95b..7173987 100644
--- a/hedwig-server/pom.xml
+++ b/hedwig-server/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.bookkeeper</groupId>
     <artifactId>bookkeeper</artifactId>
-    <version>4.2.4-SNAPSHOT</version>
+    <version>4.2.4</version>
   </parent>
   <properties>
       <mainclass>org.apache.hedwig.server.netty.PubSubServer</mainclass>
diff --git a/pom.xml b/pom.xml
index 3bced1c..c1107fb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.bookkeeper</groupId>
-  <version>4.2.4-SNAPSHOT</version>
+  <version>4.2.4</version>
   <artifactId>bookkeeper</artifactId>
   <packaging>pom</packaging>
   <name>bookkeeper</name>