Replaced the old filtering mechanism with a new treehash ancestor rebase
Replaced the old filtering mechanism with a new treehash ancestor rebase

perlpunk/git-subrepo,perlpunk/git-subrepo,stsquared99/git-subrepo,ingydotnet/git-subrepo,stsquared99/git-subrepo,ingydotnet/git-subrepo