[maven-release-plugin] prepare release mandelbrot-2.1.3

pom.xml

@@ -1,11 +1,10 @@
 <?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>org.woehlke.computer.kurzweil</groupId>
     <artifactId>mandelbrot</artifactId>
-    <version>2.1.3-SNAPSHOT</version>
+    <version>2.1.3</version>
     <packaging>jar</packaging>
 
     <name>Mandelbrot</name>
@@ -17,7 +16,7 @@
         <url>https://github.com/Computer-Kurzweil/mandelbrot.git</url>
         <connection>scm:git:[email protected]:Computer-Kurzweil/mandelbrot.git</connection>
         <developerConnection>scm:git:[email protected]:Computer-Kurzweil/mandelbrot.git</developerConnection>
-        <tag>HEAD</tag>
+        <tag>mandelbrot-2.1.3</tag>
     </scm>
 
     <issueManagement>