Add content of NOTICE.txt of Apache Commons CLI and refine heading of verbatim copy of ASL
Add content of NOTICE.txt of Apache Commons CLI and refine heading of verbatim copy of ASL

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