move is_running() definition up with other utility methods
move is_running() definition up with other utility methods

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