Update xmlunit from 2.4.0 -> 2.5.0
Update xmlunit from 2.4.0 -> 2.5.0

JabRef/jabref,shitikanth/jabref,oscargus/jabref,Siedlerchr/jabref,sauliusg/jabref,shitikanth/jabref,oscargus/jabref,Siedlerchr/jabref,sauliusg/jabref,tobiasdiez/jabref,zellerdev/jabref,shitikanth/jabref,zellerdev/jabref,zellerdev/jabref,zellerdev/jabref,oscargus/jabref,sauliusg/jabref,tobiasdiez/jabref,oscargus/jabref,zellerdev/jabref,sauliusg/jabref,JabRef/jabref,oscargus/jabref,shitikanth/jabref,JabRef/jabref,tobiasdiez/jabref,Siedlerchr/jabref,shitikanth/jabref,JabRef/jabref,tobiasdiez/jabref,Siedlerchr/jabref