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-1/Dockerfile

@@ -0,0 +1,10 @@
+# Specify BROKER_URL and QUEUE when running
+FROM ubuntu:14.04
+
+RUN apt-get update && \
+    apt-get install -y curl ca-certificates amqp-tools python \
+       --no-install-recommends \
+    && rm -rf /var/lib/apt/lists/*
+COPY ./worker.py /worker.py
+
+CMD  /usr/bin/amqp-consume --url=$BROKER_URL -q $QUEUE -c 1 /worker.py