[maven-release-plugin] prepare release winsw-2.7.0

pom.xml

@@ -3,7 +3,7 @@
   <groupId>com.sun.winsw</groupId>
   <artifactId>winsw</artifactId>
   <packaging>pom</packaging>
-  <version>2.7.0-SNAPSHOT</version>
+  <version>2.7.0</version>
   <name>Windows Service Wrapper (WinSW)</name>
   <description>Maven packaging for Windows Service Wrapper</description>
   <url>https://github.com/kohsuke/winsw/</url>
@@ -47,7 +47,7 @@
     <connection>scm:git:ssh://github.com/jenkinsci/winsw-maven-packaging.git</connection>
     <developerConnection>scm:git:ssh://[email protected]/jenkinsci/winsw-maven-packaging.git</developerConnection>
     <url>https://github.com/jenkinsci/winsw-maven-packaging</url>
-    <tag>HEAD</tag>
+    <tag>winsw-2.7.0</tag>
   </scm>
 
   <build>