README.md in credentials_manager-0.14.0 vs README.md in credentials_manager-0.15.0

@@ -7,19 +7,19 @@
 
 ## Usage
 Along with the [Ruby libraries](https://github.com/fastlane/credentials_manager#implementing-a-custom-solution) you can use the command line interface to add credentials to the keychain.
 
 **Adding Credentials**
-```sh
-$ fastlane-credentials add --username tcook
+```
+fastlane-credentials add --username [e-mail]
 Password: *********
-Credential tcook:********* added to keychain.
+Credential [e-mail]:********* added to keychain.
 ```
 
 **Removing Credentials**
-```sh
-$ fastlane-credentials remove --username tcook
+```
+fastlane-credentials remove --username [e-mail]
 password has been deleted.
 ```
 
 ## Storing in the keychain
 
@@ -49,9 +49,12 @@
 
 data = CredentialsManager::AccountManager.new(user: user, password: password)
 puts data.user
 puts data.password
 ```
+
+# Code of Conduct
+Help us keep `fastlane` open and inclusive. Please read and follow our [Code of Conduct](https://github.com/fastlane/code-of-conduct).
 
 # License
 
 This project is licensed under the terms of the MIT license. See the LICENSE file.