Fix a Japanese help that caused php error on web
Fix a Japanese help that caused php error on web

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