remove System.out from test
remove System.out from test

yskumar007/snakeyaml,Akkrite/snakeyaml,mapiman/snakeyaml,umeding/snakeyaml,RussellSpitzer/snakeyaml,mc-nekoneko/snakeyaml,ldh0826/snakeyaml,thinkofdeath/snakeyaml,joy32812/snakeyaml,marcuskara/snakeyaml,Mause/snakeyaml,youxinren/snakeyaml,jeremypepper/snakeyaml,yeison/snakeyaml,Fighter777/snakeyaml,votinhthieugia/snakeyaml,cuizhennan/snakeyaml,ilantoren/snakeyaml,yishenggudou/snakeyaml,AssafMashiah/assafmashiah-yaml,virustotalop/snakeyaml,nxbdi/snakeyaml,SorinS/snakeyaml,UcasRichard/snakeyaml