README.md in fastlane-plugin-aws_sns-0.1.2 vs README.md in fastlane-plugin-aws_sns-0.2.0

@@ -29,19 +29,23 @@
   platform_name: 'your_awesome_ios_app',
   platform_apns_private_key_path: 'path/to/cert.p12',
 
   # Optional private key password
   # platform_apns_private_key_password: 'joshissupercool'
+  # Optional: updating certificate if platform_name already exists
+  # update_if_exist: true
 )
 ```
 
 ### Android
 ```ruby
 aws_sns(
   platform: 'GCM',
   platform_name: 'your_awesome_android_app',
   platform_gcm_api_key: 'your_gcm_api_key'
+  # Optional: updating key if platform_name already exists
+  # update_if_exist: true
 )
 ```
 
 ### iOS (using the ARN)
 ```ruby
@@ -84,9 +88,9 @@
 
 `fastlane` is the easiest way to automate beta deployments and releases for your iOS and Android apps. To learn more, check out [fastlane.tools](https://fastlane.tools).
 
 ## Author
 
-Josh Holtz, [e-mail], [@joshdholtz](https://twitter.com/joshdholtz)
+Josh Holtz, [e-mail], [@joshdholtz](https://twitter.com/joshdholtz)
 
 I'm available for freelance work (Fastlane, iOS, and Android development) :muscle:
 Feel free to contact me :rocket: