[maven-release-plugin] prepare release 0.3.1
diff --git a/pom.xml b/pom.xml
index 2af9d6a..bcdeda0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,12 +1,11 @@
-<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>
 	<prerequisites>
 		<maven>2.2.1</maven>
 	</prerequisites>
 	<groupId>org.purl.wf4ever.robundle</groupId>
 	<artifactId>robundle</artifactId>
-	<version>0.3.1-SNAPSHOT</version>
+	<version>0.3.1</version>
 	<name>RO Bundle API</name>
 	<description>API for dealing with RO Bundles</description>
 	<properties>
@@ -83,7 +82,7 @@
 		<connection>scm:git:git://github.com/wf4ever/robundle.git</connection>
 		<developerConnection>scm:git:ssh://git@github.com/wf4ever/robundle.git</developerConnection>
 		<url>https://github.com/wf4ever/robundle/</url>
-		<tag>HEAD</tag>
+		<tag>0.3.1</tag>
 	</scm>
 	<licenses>
 		<license>