Moved jobs examples to docs repo

These are not considered "examples", per
https://github.com/kubernetes/kubernetes/pull/17345#issuecomment-197153744

docs/user-guide/jobs/work-queue-2/worker.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+
+import time
+import rediswq
+
+host="redis"
+# Uncomment next two lines if you do not have Kube-DNS working.
+# import os
+# host = os.getenv("REDIS_SERVICE_HOST")
+
+q = rediswq.RedisWQ(name="job2", host="redis")
+print("Worker with sessionID: " +  q.sessionID())
+print("Initial queue state: empty=" + str(q.empty()))
+while not q.empty():
+  item = q.lease(lease_secs=10, block=True, timeout=2) 
+  if item is not None:
+    itemstr = item.decode("utf=8")
+    print("Working on " + itemstr)
+    time.sleep(10) # Put your actual work here instead of sleep.
+    q.complete(item)
+  else:
+    print("Waiting for work")
+print("Queue empty, exiting")