Adding new preprocessing option
Adding new preprocessing option

pearsonlab/thunder,broxtronix/thunder,broxtronix/thunder,kunallillaney/thunder,poolio/thunder,mikarubi/thunder,pearsonlab/thunder,poolio/thunder,j-friedrich/thunder,kcompher/thunder,oliverhuangchao/thunder,mikarubi/thunder,j-friedrich/thunder,thunder-project/thunder,jwittenbach/thunder,kunallillaney/thunder,kcompher/thunder,oliverhuangchao/thunder,zhwa/thunder,zhwa/thunder