Update README setup instructions to be correct. Make synapse spit out...

Update README setup instructions to be correct. Make synapse spit out explanatory note when generating config to tell people to look at it and customise it.

README.rst

@@ -46,11 +46,13 @@ To get up and running:
     - To simply play with an **existing** homeserver you can
       just go straight to http://matrix.org/alpha.
     
-    - To run your own **private** homeserver on localhost:8008, install synapse with
-      ``python setup.py develop --user`` and then run ``./synctl start`` twice (once to
-      generate a config; once to actually run) - you will find a webclient running at
-      http://localhost:8008. Please use a recent Chrome, Safari or Firefox for now...
-             
+    - To run your own **private** homeserver on localhost:8008, generate a basic
+      config file: ``./synctl start`` will give you instructions on how to do this.
+      Once you've done so, running ``./synctl start`` again will start your private
+      home sserver. You will find a webclient running at http://localhost:8008.
+      Please use a recent Chrome or Firefox for now (or Safari if you don't need
+      VoIP support).
+
     - To run a **public** homeserver and let it exchange messages with other homeservers
       and participate in the global Matrix federation, you must expose port 8448 to the
       internet and edit homeserver.yaml to specify server_name (the public DNS entry for

synapse/config/_base.py

@@ -123,6 +123,7 @@ class Config(object):
                 #   style mode markers into the file, to hint to people that
                 #   this is a YAML file.
                 yaml.dump(config, config_file, default_flow_style=False)
+            print "A config file has been generated in %s (your server name is '%s'). Please review this file and customise it to your needs." % (config_args.config_path, config['server_name'])
             sys.exit(0)
 
         return cls(args)