[maven-release-plugin] prepare release helix-0.8.4
diff --git a/helix-admin-webapp/pom.xml b/helix-admin-webapp/pom.xml
index b1464ab..b1de2e4 100644
--- a/helix-admin-webapp/pom.xml
+++ b/helix-admin-webapp/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.helix</groupId>
     <artifactId>helix</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/helix-agent/pom.xml b/helix-agent/pom.xml
index 018129c..7b21f68 100644
--- a/helix-agent/pom.xml
+++ b/helix-agent/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.helix</groupId>
     <artifactId>helix</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
   <artifactId>helix-agent</artifactId>
   <packaging>bundle</packaging>
diff --git a/helix-core/pom.xml b/helix-core/pom.xml
index d694a7a..c052e3e 100644
--- a/helix-core/pom.xml
+++ b/helix-core/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.helix</groupId>
     <artifactId>helix</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/helix-front/pom.xml b/helix-front/pom.xml
index 58e1f2b..156da16 100644
--- a/helix-front/pom.xml
+++ b/helix-front/pom.xml
@@ -21,7 +21,7 @@
   <parent>
    <groupId>org.apache.helix</groupId>
    <artifactId>helix</artifactId>
-   <version>0.8.4-SNAPSHOT</version>
+   <version>0.8.4</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/helix-rest/pom.xml b/helix-rest/pom.xml
index 08435dd..e9fc4b0 100644
--- a/helix-rest/pom.xml
+++ b/helix-rest/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.helix</groupId>
     <artifactId>helix</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/pom.xml b/pom.xml
index e654cce..80c464f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
   <groupId>org.apache.helix</groupId>
   <artifactId>helix</artifactId>
-  <version>0.8.4-SNAPSHOT</version>
+  <version>0.8.4</version>
   <packaging>pom</packaging>
   <name>Apache Helix</name>
 
@@ -312,7 +312,7 @@
     <connection>scm:git:https://git-wip-us.apache.org/repos/asf/helix.git</connection>
     <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/helix.git</developerConnection>
     <url>https://git-wip-us.apache.org/repos/asf?p=helix.git;a=summary</url>
-    <tag>HEAD</tag>
+    <tag>helix-0.8.4</tag>
   </scm>
   <issueManagement>
     <system>jira</system>
diff --git a/recipes/distributed-lock-manager/pom.xml b/recipes/distributed-lock-manager/pom.xml
index 8f5665c..9fcbdd5 100644
--- a/recipes/distributed-lock-manager/pom.xml
+++ b/recipes/distributed-lock-manager/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.helix.recipes</groupId>
     <artifactId>recipes</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
 
   <artifactId>distributed-lock-manager</artifactId>
diff --git a/recipes/pom.xml b/recipes/pom.xml
index bff1c24..3dca113 100644
--- a/recipes/pom.xml
+++ b/recipes/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.helix</groupId>
     <artifactId>helix</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
   <groupId>org.apache.helix.recipes</groupId>
   <artifactId>recipes</artifactId>
diff --git a/recipes/rabbitmq-consumer-group/pom.xml b/recipes/rabbitmq-consumer-group/pom.xml
index 55f1872..93028c4 100644
--- a/recipes/rabbitmq-consumer-group/pom.xml
+++ b/recipes/rabbitmq-consumer-group/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.helix.recipes</groupId>
     <artifactId>recipes</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
 
   <artifactId>rabbitmq-consumer-group</artifactId>
diff --git a/recipes/rsync-replicated-file-system/pom.xml b/recipes/rsync-replicated-file-system/pom.xml
index 2facf29..aa3bc3e 100644
--- a/recipes/rsync-replicated-file-system/pom.xml
+++ b/recipes/rsync-replicated-file-system/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.helix.recipes</groupId>
     <artifactId>recipes</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
 
   <artifactId>rsync-replicated-file-system</artifactId>
diff --git a/recipes/service-discovery/pom.xml b/recipes/service-discovery/pom.xml
index 0352923..24b68bd 100644
--- a/recipes/service-discovery/pom.xml
+++ b/recipes/service-discovery/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.helix.recipes</groupId>
     <artifactId>recipes</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
 
   <artifactId>service-discovery</artifactId>
diff --git a/recipes/task-execution/pom.xml b/recipes/task-execution/pom.xml
index 2adadaa..2d26329 100644
--- a/recipes/task-execution/pom.xml
+++ b/recipes/task-execution/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.helix.recipes</groupId>
     <artifactId>recipes</artifactId>
-    <version>0.8.4-SNAPSHOT</version>
+    <version>0.8.4</version>
   </parent>
 
   <artifactId>task-execution</artifactId>