use installed versions of autoenv and virtualenvwrapper scripts -- we don't need to store these under source control
add generator-kraken to list of global node dependencies (why not?)
reorganize dotfiles into a more 'sane' format: common variables and paths in .profile, bash-specific customizations in .bash_profile | bash_profile itself sources the .profile and .bashrc files, so that bashrc is executed for login and non-login shells