delete package-based installation of virtualenvwrapper
delete package-based installation of virtualenvwrapper

(didn't work for me on Debian Wheezy)
suchow/psiTurk,NYUCCL/psiTurk,NYUCCL/psiTurk,suchow/psiTurk,NYUCCL/psiTurk,suchow/psiTurk