Reshuffle more documentation locations

docs/development/setting-up.md

@@ -18,7 +18,7 @@ Swagger-UI includes a development server that provides hot module reloading and
 5. Wait a bit
 6. Open http://localhost:3200/
 
-## Bonus round
+## Bonus points
 
 - Swagger-UI includes an ESLint rule definition. If you use a graphical editor, consider installing an ESLint plugin, which will point out syntax and style errors for you as you code.
   - The linter runs as part of the PR test sequence, so don't think you can get away with not paying attention to it!

docs/usage/configuration.md

@@ -1,5 +1,18 @@
 # Configuration
 
+#### How to configure
+
+Swagger-UI accepts parameters in four ways.
+
+From lowest to highest priority:
+- `swagger-config.yaml` baked into project root directory
+- configuration object passed as an argument to Swagger-UI (`SwaggerUI({ ... })`)
+- configuration items fetched from a specified `configUrl`
+- configuration items passed as key/value pairs in the URL query string
+
+
+#### Parameters
+
 Parameters with dots in their names are single strings used to organize subordinate parameters, and are not indicative of a nested structure.
 
 Parameter Name | Description