[maven-release-plugin] prepare release htmlflow-4.0

pom.xml

@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.github.xmlet</groupId>
     <artifactId>htmlflow</artifactId>
-    <version>4.0-SNAPSHOT</version>
+    <version>4.0</version>
     <packaging>jar</packaging>
     <name>${project.groupId}:${project.artifactId}</name>
     <description>
@@ -30,7 +29,7 @@
         <connection>scm:git:[email protected]:xmlet/HtmlFlow.git</connection>
         <developerConnection>scm:git:[email protected]:xmlet/HtmlFlow.git</developerConnection>
         <url>[email protected]:xmlet/HtmlFlow.git</url>
-        <tag>HEAD</tag>
+        <tag>htmlflow-4.0</tag>
     </scm>
     <distributionManagement>
         <snapshotRepository>