tests: Import .local() latency test

tests/bench/local.py

+"""
+Measure latency of .local() setup.
+"""
+
+import os
+import socket
+import mitogen
+import time
+
+
+@mitogen.main() #(log_level='DEBUG')
+def main(router):
+    for x in xrange(1000):
+        t = time.time()
+        f = router.local()# debug=True)
+        tt = time.time()
+        print x, 1000 * (tt - t)
+
+    print f
+    print 'EEK', f.call(socket.gethostname)
+    print 'MY PID', os.getpid()
+    print 'EEKERY', f.call(os.getpid)