various fixes - thanks to Mark White for pointing out you need to run synapse...

various fixes - thanks to Mark White for pointing out you need to run synapse before you try to register a new user

README.rst

@@ -155,7 +155,7 @@ To set up your homeserver, run (in your virtualenv, as before)::
         --generate-config \
         --report-stats=[yes|no]
 
-Substituting your host and domain name as appropriate.
+...substituting your host and domain name as appropriate.
 
 This will generate you a config file that you can then customise, but it will
 also generate a set of keys for you. These keys will allow your Home Server to
@@ -168,10 +168,11 @@ key in the <server name>.signing.key file (the second word, which by default is
 
 By default, registration of new users is disabled. You can either enable
 registration in the config by specifying ``enable_registration: true``
-(it is then recommended to also set up CAPTCHA), or
+(it is then recommended to also set up CAPTCHA - see docs/CAPTCHA_SETUP), or
 you can use the command line to register new users::
 
     $ source ~/.synapse/bin/activate
+    $ synctl start # if not already running
     $ register_new_matrix_user -c homeserver.yaml https://localhost:8448
     New user localpart: erikj
     Password:
@@ -181,6 +182,16 @@ you can use the command line to register new users::
 For reliable VoIP calls to be routed via this homeserver, you MUST configure
 a TURN server.  See docs/turn-howto.rst for details.
 
+Running Synapse
+===============
+
+To actually run your new homeserver, pick a working directory for Synapse to
+run (e.g. ``~/.synapse``), and::
+
+    cd ~/.synapse
+    source ./bin/activate
+    synctl start
+
 Using PostgreSQL
 ================
 
@@ -203,16 +214,6 @@ may have a few regressions relative to SQLite.
 For information on how to install and use PostgreSQL, please see
 `docs/postgres.rst <docs/postgres.rst>`_.
 
-Running Synapse
-===============
-
-To actually run your new homeserver, pick a working directory for Synapse to
-run (e.g. ``~/.synapse``), and::
-
-    cd ~/.synapse
-    source ./bin/activate
-    synctl start
-
 Platform Specific Instructions
 ==============================