Merge pull request #76 from krisleech/patch-1

Update README.md to show custom modules example

Author: cpursley

README.md

@@ -125,7 +125,7 @@ config :my_app, WalEx,
   subscriptions: ["user", "todo"],
   # WalEx assumes your module names match this pattern: MyApp.Events.User, MyApp.Events.ToDo, etc
   # but you can also specify custom modules like so:
-  # modules: [MyApp.CustomModule, MyApp.OtherCustomModule],
+  # modules: [MyApp.CustomModule.User, MyApp.OtherCustomModule.ToDo],
   name: MyApp
 ```
 
@@ -369,4 +369,4 @@ You'll need a local Postgres instance running
 ```bash
 MIX_ENV=test mix walex.setup
 MIX_ENV=test mix test
-```
+```