make socks.py and http.py shut themselves down after a timeout of inactivity (maybe that will fix the problem of them lingering, stalling tests). fix some issues in run_regression_tests.py

test/http.py

@@ -192,6 +192,7 @@ def start_server(host='localhost', port=8080, IPv6=False, timeout=60,
     else:
         soc_type=socket.AF_INET
     soc = socket.socket(soc_type)
+    soc.settimeout(50)
     print "Serving on %s:%d."%(host, port)#debug
     soc.bind((host, port))
     soc.listen(0)