[maven-release-plugin] prepare release 0.23

pom.xml

@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         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>spypunk</groupId>
     <artifactId>sponge</artifactId>
-    <version>0.23-SNAPSHOT</version>
+    <version>0.23</version>
     <name>sponge</name>
     <description>A website crawler and links downloader command line tool</description>
     <url>https://github.com/spypunk/sponge</url>
@@ -27,7 +26,7 @@
         <url>[email protected]:spypunk/sponge.git</url>
         <connection>scm:git:https://github.com/spypunk/sponge.git</connection>
         <developerConnection>scm:git:[email protected]:spypunk/sponge.git</developerConnection>
-        <tag>HEAD</tag>
+        <tag>0.23</tag>
     </scm>
 
     <properties>
@@ -82,7 +81,7 @@
                             <addDefaultImplementationEntries>true</addDefaultImplementationEntries>
                         </manifest>
                         <manifestEntries>
-                            <Built-By/>
+                            <Built-By />
                         </manifestEntries>
                         <addMavenDescriptor>false</addMavenDescriptor>
                     </archive>