Improvement on - exclude tests from test-jar
<configuration>
<excludes>
<exclude>**/test*/**</exclude>
+ <exclude>**/*Test.class</exclude>
+ <exclude>**/*Test$*.class</exclude>
+ <exclude>**/*Tests.class</exclude>
</excludes>
+ <skipIfEmpty>true</skipIfEmpty>
</configuration>
</execution>
</executions>
