Could not find artifact net.sf.json-lib:json-lib:jar:2.4
http://stackoverflow.com/questions/4173214/maven-missing-net-sf-json-lib
Looking at the maven-central repo:
http://repo1.maven.org/maven2/net/sf/json-lib/json-lib/2.4/
you need to specify a classifier for this depependency: either jdk13 or jdk15, like this:
<dependency>
<groupId>net.sf.json-lib</groupId>
<artifactId>json-lib</artifactId>
<version>2.4</version>
<classifier>jdk15</classifier>
</dependency>