1) JZkit libraries (remove old ki-*.jar)
 a2j-2.0.4.jar 
 jzkit_core-3.0.0.jar
 jzkit_service-3.0.0.jar
 jzkit_z3950_server-3.0.0.jar
 jzkit_z3950_plugin-3.0.0.jar

2) spring
 spring-beans-2.5.3.jar
 spring-context-2.5.3.jar
 spring-core-2.5.3.jar

3) apache commons
 commons-digester-1.6.jar
 commons-beanutils-1.7.0.jar
 persistence-api-1.0.jar
 hibernate-annotations.jar

4) SRU query language parser 
 cql-java-0.0.7.jar
 
5) update of libs contained in GN (remove old versions from classpath)
 marc4j-2.3.1.jar
 jdbm-1.0.jar