Update mockito-core from 2.12.0 -> 2.13.0
Update mockito-core from 2.12.0 -> 2.13.0

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