Add CLI usage example in README

README.md

@@ -3,3 +3,22 @@ Sprockets
 A loosely coupled framework built on top of Tornado. Take what you need to build
 awesome applications.
 
+CLI Usage
+---------
+```usage: sprockets [-h] [-l] [-d] [-s] [-v] [--version]
+                 {http,amqp} ... application
+
+positional arguments:
+  {http,amqp}      Available sprockets application controllers
+    http           HTTP Application Controller
+    amqp           RabbitMQ Worker Controller
+  application      The sprockets app to run
+
+optional arguments:
+  -h, --help       show this help message and exit
+  -l, --list       List installed sprockets apps
+  -d, --daemonize  Fork into a background process
+  -s, --syslog     Log to syslog
+  -v, --verbose    Verbose logging output
+  --version        show program's version number and exit
+```