update INSTALL which wasn't updated in years
update INSTALL which wasn't updated in years

packages/psutil,msarahan/psutil,0-wiz-0/psutil,packages/psutil,msarahan/psutil,cloudbase/psutil,jorik041/psutil,cloudbase/psutil,qbit/psutil,mindw/psutil,Q-Leap-Networks/psutil,giampaolo/psutil,landryb/psutil,mindw/psutil,landryb/psutil,mrjefftang/psutil,cloudbase/psutil,mrjefftang/psutil,tomprince/psutil,jamesblunt/psutil,jorik041/psutil,tomprince/psutil,mindw/psutil,jamesblunt/psutil,giampaolo/psutil,tomprince/psutil,jorik041/psutil,mrjefftang/psutil,landryb/psutil,packages/psutil,0-wiz-0/psutil,qbit/psutil,jamesblunt/psutil,mindw/psutil,Q-Leap-Networks/psutil,landryb/psutil,landryb/psutil,tomprince/psutil,qbit/psutil,mindw/psutil,tomprince/psutil,msarahan/psutil