[maven-release-plugin] prepare release ex-tree-2.8.4

Author: kostat

pom.xml

@@ -4,7 +4,7 @@
 	<name>Java Expression Trees library</name>
 	<groupId>co.streamx.fluent</groupId>
     <artifactId>ex-tree</artifactId>
-	<version>2.8.4-SNAPSHOT</version>
+	<version>2.8.4</version>
 	<packaging>jar</packaging>
 	<url>https://github.com/streamx-co/ExTree</url>
 
@@ -38,7 +38,7 @@
 		<connection>scm:git:git@github.com:streamx-co/ExTree.git</connection>
 		<developerConnection>scm:git:git@github.com:streamx-co/ExTree.git</developerConnection>
 		<url>scm:git:git@github.com:streamx-co/ExTree.git</url>
-		<tag>HEAD</tag>
+		<tag>ex-tree-2.8.4</tag>
 	</scm>
 
 	<dependencies>