Bugfix: return a clone of required and optional fields of a BibtexEntryType instead of a reference to the original object in the global TreeMap This should fix (at least partially) https://sourceforge.net/p/jabref/bugs/1221/ (and duplicates)
Bugfix: return a clone of required and optional fields of a BibtexEntryType instead of a reference to the original object in the global TreeMap
This should fix (at least partially) https://sourceforge.net/p/jabref/bugs/1221/ (and duplicates)

tschechlovdev/jabref,grimes2/jabref,mairdl/jabref,bartsch-dev/jabref,oscargus/jabref,mredaelli/jabref,mredaelli/jabref,motokito/jabref,mredaelli/jabref,tschechlovdev/jabref,grimes2/jabref,tschechlovdev/jabref,tobiasdiez/jabref,mairdl/jabref,ayanai1/jabref,obraliar/jabref,Mr-DLib/jabref,Siedlerchr/jabref,mairdl/jabref,bartsch-dev/jabref,bartsch-dev/jabref,zellerdev/jabref,obraliar/jabref,mredaelli/jabref,bartsch-dev/jabref,grimes2/jabref,ayanai1/jabref,mairdl/jabref,Mr-DLib/jabref,grimes2/jabref,shitikanth/jabref,zellerdev/jabref,sauliusg/jabref,motokito/jabref,ayanai1/jabref,mairdl/jabref,motokito/jabref,JabRef/jabref,jhshinn/jabref,ayanai1/jabref,JabRef/jabref,mredaelli/jabref,Mr-DLib/jabref,shitikanth/jabref,jhshinn/jabref,jhshinn/jabref,oscargus/jabref,sauliusg/jabref,oscargus/jabref,Braunch/jabref,tobiasdiez/jabref,Braunch/jabref,JabRef/jabref,sauliusg/jabref,grimes2/jabref,JabRef/jabref,zellerdev/jabref,ayanai1/jabref,Braunch/jabref,sauliusg/jabref,Braunch/jabref,shitikanth/jabref,tobiasdiez/jabref,Mr-DLib/jabref,obraliar/jabref,shitikanth/jabref,oscargus/jabref,Siedlerchr/jabref,tschechlovdev/jabref,Braunch/jabref,shitikanth/jabref,zellerdev/jabref,Mr-DLib/jabref,bartsch-dev/jabref,obraliar/jabref,Siedlerchr/jabref,jhshinn/jabref,oscargus/jabref,Siedlerchr/jabref,tschechlovdev/jabref,obraliar/jabref,motokito/jabref,zellerdev/jabref,jhshinn/jabref,tobiasdiez/jabref,motokito/jabref