fixes bug 896867 - yet another case of debian/ubuntu using minimal shell w/o pushd/popd built-ins
fixes bug 896867 - yet another case of debian/ubuntu using minimal shell w/o pushd/popd built-ins

yglazko/socorro,adngdb/socorro,Serg09/socorro,m8ttyB/socorro,pcabido/socorro,AdrianGaudebert/socorro,mozilla/socorro,bsmedberg/socorro,linearregression/socorro,m8ttyB/socorro,luser/socorro,Serg09/socorro,luser/socorro,AdrianGaudebert/socorro,pcabido/socorro,linearregression/socorro,Tayamarn/socorro,KaiRo-at/socorro,AdrianGaudebert/socorro,linearregression/socorro,twobraids/socorro,luser/socorro,AdrianGaudebert/socorro,m8ttyB/socorro,adngdb/socorro,mozilla/socorro,Tayamarn/socorro,m8ttyB/socorro,rhelmer/socorro,spthaolt/socorro,mozilla/socorro,bsmedberg/socorro,yglazko/socorro,luser/socorro,Tchanders/socorro,bsmedberg/socorro,Serg09/socorro,pcabido/socorro,m8ttyB/socorro,twobraids/socorro,Tayamarn/socorro,pcabido/socorro,Serg09/socorro,twobraids/socorro,pcabido/socorro,yglazko/socorro,linearregression/socorro,linearregression/socorro,luser/socorro,mozilla/socorro,bsmedberg/socorro,AdrianGaudebert/socorro,Tayamarn/socorro,Tchanders/socorro,yglazko/socorro,KaiRo-at/socorro,linearregression/socorro,mozilla/socorro,rhelmer/socorro,mozilla/socorro,adngdb/socorro,KaiRo-at/socorro,Tchanders/socorro,bsmedberg/socorro,spthaolt/socorro,spthaolt/socorro,cliqz/socorro,adngdb/socorro,lonnen/socorro,lonnen/socorro,cliqz/socorro,rhelmer/socorro,adngdb/socorro,pcabido/socorro,Tayamarn/socorro,rhelmer/socorro,spthaolt/socorro,lonnen/socorro,adngdb/socorro,cliqz/socorro,Tayamarn/socorro,cliqz/socorro,rhelmer/socorro,Tchanders/socorro,Serg09/socorro,twobraids/socorro,luser/socorro,KaiRo-at/socorro,AdrianGaudebert/socorro,spthaolt/socorro,lonnen/socorro,yglazko/socorro,Serg09/socorro,Tchanders/socorro,KaiRo-at/socorro,yglazko/socorro,rhelmer/socorro,cliqz/socorro,spthaolt/socorro,Tchanders/socorro,twobraids/socorro,m8ttyB/socorro,twobraids/socorro,cliqz/socorro,KaiRo-at/socorro