[maven-release-plugin] prepare release release-0.2.21

pom.xml

@@ -1,11 +1,9 @@
-<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>io.scalecube</groupId>
   <artifactId>scalecube-parent</artifactId>
-  <version>0.2.21-SNAPSHOT</version>
+  <version>0.2.21</version>
   <packaging>pom</packaging>
   <name>ScaleCube parent project</name>
 
@@ -27,7 +25,7 @@
     <connection>scm:git:https://github.com/scalecube/${project.artifactId}.git</connection>
     <developerConnection>scm:git:https://github.com/scalecube/${project.artifactId}.git
     </developerConnection>
-    <tag>HEAD</tag>
+    <tag>release-0.2.21</tag>
   </scm>
 
   <prerequisites>
@@ -188,7 +186,7 @@
                     <message>The reactor is not valid</message>
                     <ignoreModuleDependencies>true</ignoreModuleDependencies>
                   </reactorModuleConvergence>
-                  <dependencyConvergence/>
+                  <dependencyConvergence />
                 </rules>
               </configuration>
             </execution>