updated readme

Author: thorbenprimke

README.md

@@ -47,6 +47,7 @@ Options:
   --namespace <namespace>                   (Windows only!) The namespace for the Windows module
    (Default: The name as PascalCase)
   --platforms <platforms>                   Platforms the library will be created for. (comma separated; default: `ios,android,windows`)
+  --generate-example <shouldGenerate>       Will generate a RN example project and link the new library to it (Default: `false`)
 ```
 
 ## Programmatic usage
@@ -69,6 +70,7 @@ createLibrary({
   platforms: Array, /* Platforms the library will be created for. (Default: ['ios', 'android', 'windows']) */
   packageIdentifier: String, /* (Android only!) The package name for the Android module (Default: com.reactlibrary) */
   namespace: String, /* (Windows only!) The namespace for the Windows module (Default: The package identifier as PascalCase, which is `Com.Reactlibrary`) */
+  generateExample: Boolean, /* Will generate a RN example project and link the new library to it (Default: `false`) */
 }
 ```