[maven-release-plugin] prepare release v2.4.15

Author: thomaswoehlke

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>org.woehlke</groupId>
     <artifactId>simpleworklist</artifactId>
-    <version>2.4.15-SNAPSHOT</version>
+    <version>2.4.15</version>
     <packaging>jar</packaging>
 
     <parent>