add dev_setup notes to the readme.

Change-Id: I062d971480db96b56c4a0a557909bcae2f6b8e01

README.md

@@ -69,6 +69,16 @@ keep a loose eye on it.
      sudo apt-get install curl
      bash < <(curl -s -k -B https://raw.github.com/cloudfoundry/vcap/master/setup/install)
 
+_**Experimental**_ Or, instead of the above steps, try the new Chef based
+installation.  Note: the Chef based setup will eventually replace the
+vcap_setup based install above.  The Chef recipies don't cover all frameworks
+and runtimes supported by the traditional installation method, e.g. Erlang
+isn't supported yet, but it will soon.  At that point, the vcap_setup based
+installer will be removed from the source tree.
+
+     sudo apt-get install curl
+     bash < <(curl -s -k -B https://raw.github.com/cloudfoundry/vcap/master/dev_setup/bin/vcap_dev_setup)
+
 NOTE: The automated setup does not auto-start the system. Once you are
 done with the setup, exit your current shell, restart a new shell and continue
 the following steps
@@ -79,6 +89,11 @@ the following steps
     bin/vcap start
     bin/vcap tail  # see aggregate logs
 
+_**Experimental**_ if you used the new Chef based installer in step 2:
+
+    cd ~/cloudfoundry/vcap
+    dev_setup/bin/vcap_dev start
+
 #### Step 4: *Optional, mac/linux users only*, create a local ssh tunnel
 
 From your VM, run `ifconfig` and note your eth0 IP address, which will look something like: `192.168.252.130`