Moving cruftier services that are only used for tests under a test repo

test/pubsub/README.md

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+# PubSub
+
+A simple example of using PubSub
+
+## Overview
+
+This example is a simple pubsub service which subscribes to a topic and periodically publishes 
+to the same place. The interface for how it works may change but its simple enough.
+
+## Usage
+
+```
+# start micro
+micro server
+
+# run pubsub
+micro run pubsub
+
+# check status
+micro status
+
+# get the logs
+micro logs pubsub
+```