[maven-release-plugin] prepare release release-1.6.0

pom.xml

@@ -14,14 +14,12 @@
    See the License for the specific language governing permissions and
    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>
 
     <groupId>nl.garvelink.oss</groupId>
     <artifactId>iban</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0</version>
     <packaging>jar</packaging>
 
     <name>Java IBAN</name>
@@ -40,7 +38,7 @@
         <url>https://github.com/barend/java-iban.git</url>
         <developerConnection>scm:git:git@github.com:barend/java-iban.git</developerConnection>
         <connection>scm:git:git@github.com:barend/java-iban.git</connection>
-        <tag>HEAD</tag>
+        <tag>release-1.6.0</tag>
     </scm>
 
     <developers>