Apparently, popen2.popen4 doesn't reap its children, so let's use popen2.Popen4 and do it ourselves.
Apparently, popen2.popen4 doesn't reap its children, so let's use
popen2.Popen4 and do it ourselves.

prashantpawar/supybot-rothbot,frumiousbandersnatch/supybot-code,Ban3/Limnoria,ProgVal/Limnoria-test,Ban3/Limnoria,raboof/supybot,haxwithaxe/supybot,ProgVal/Limnoria-test,jeffmahoney/supybot,mazaclub/mazabot-core,buildbot/supybot,mazaclub/mazabot-core,kblin/supybot-gsoc