[maven-release-plugin] prepare release v0.5.0

pom.xml

@@ -16,8 +16,7 @@
  * limitations under the License.
 -->
 
-<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>
 
     <parent>
@@ -27,7 +26,7 @@
     </parent>
 
     <artifactId>retrying-again</artifactId>
-    <version>0.5.0-SNAPSHOT</version>
+    <version>0.5.0</version>
     <packaging>jar</packaging>
 
     <name>${project.groupId}:${project.artifactId}</name>
@@ -42,7 +41,7 @@
         <connection>scm:git:https://github.com/kiwiproject/retrying-again.git</connection>
         <developerConnection>scm:git:git@github.com:kiwiproject/retrying-again.git</developerConnection>
         <url>https://github.com/kiwiproject/retrying-again</url>
-        <tag>HEAD</tag>
+        <tag>v0.5.0</tag>
     </scm>
 
     <properties>