chore: README update

README.md

@@ -27,7 +27,7 @@ end
 Documentation can be found at <https://hexdocs.pm/request_cache_plug>.
 
 ### Config
-This is the default config, it can all be changed
+This is the default config, it can all be changed but without any configuration setup this will be used:
 ```elixir
 config :request_cache_plug,
   enabled?: true,
@@ -113,8 +113,6 @@ end
 You are responsible for starting the cache, including ConCacheStore, so if you're planning to use it make sure
 you add `RequestCache.ConCacheStore` to the application.ex list of children
 
-***Specifying the module per function is currently not fully implemented, check back soon for updates***
-
 We can also override the module for a particular request by passing the option to our graphql middleware or
 our `&RequestCache.store/2` function as `[ttl: 123, cache: MyCacheModule]`