add missing <version>

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-components/trunk@1388463 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index f02725d..eac9d53 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,6 +28,7 @@
     <relativePath>../redback-components-parent/pom.xml</relativePath>
   </parent>
 
+  <version>2.0-SNAPSHOT</version>
   <artifactId>redback-features</artifactId>
   <packaging>pom</packaging>
   <name>Redback :: Components :: Karaf features</name>