add missing italian translations
add missing italian translations

Siedlerchr/jabref,oscargus/jabref,grimes2/jabref,tobiasdiez/jabref,zellerdev/jabref,bartsch-dev/jabref,shitikanth/jabref,oscargus/jabref,bartsch-dev/jabref,Siedlerchr/jabref,JabRef/jabref,zellerdev/jabref,shitikanth/jabref,oscargus/jabref,bartsch-dev/jabref,grimes2/jabref,bartsch-dev/jabref,Mr-DLib/jabref,jhshinn/jabref,JabRef/jabref,Mr-DLib/jabref,oscargus/jabref,Mr-DLib/jabref,grimes2/jabref,Mr-DLib/jabref,shitikanth/jabref,jhshinn/jabref,oscargus/jabref,tobiasdiez/jabref,sauliusg/jabref,tobiasdiez/jabref,zellerdev/jabref,Siedlerchr/jabref,shitikanth/jabref,JabRef/jabref,zellerdev/jabref,bartsch-dev/jabref,Siedlerchr/jabref,tobiasdiez/jabref,zellerdev/jabref,Mr-DLib/jabref,grimes2/jabref,sauliusg/jabref,JabRef/jabref,grimes2/jabref,jhshinn/jabref,jhshinn/jabref,sauliusg/jabref,shitikanth/jabref,jhshinn/jabref,sauliusg/jabref