AUTHENTICATION.md in google-cloud-tpu-v1-0.1.0 vs AUTHENTICATION.md in google-cloud-tpu-v1-0.1.1

@@ -64,15 +64,15 @@
 
 The environment variables that google-cloud-tpu-v1
 checks for credentials are configured on the service Credentials class (such as
 {::Google::Cloud::Tpu::V1::Tpu::Credentials}):
 
-1. `CLOUD_TPU_CREDENTIALS` - Path to JSON file, or JSON contents
-2. `CLOUD_TPU_KEYFILE` - Path to JSON file, or JSON contents
-3. `GOOGLE_CLOUD_CREDENTIALS` - Path to JSON file, or JSON contents
-4. `GOOGLE_CLOUD_KEYFILE` - Path to JSON file, or JSON contents
-5. `GOOGLE_APPLICATION_CREDENTIALS` - Path to JSON file
+* `CLOUD_TPU_CREDENTIALS` - Path to JSON file, or JSON contents
+* `CLOUD_TPU_KEYFILE` - Path to JSON file, or JSON contents
+* `GOOGLE_CLOUD_CREDENTIALS` - Path to JSON file, or JSON contents
+* `GOOGLE_CLOUD_KEYFILE` - Path to JSON file, or JSON contents
+* `GOOGLE_APPLICATION_CREDENTIALS` - Path to JSON file
 
 ```ruby
 require "google/cloud/tpu/v1"
 
 ENV["CLOUD_TPU_CREDENTIALS"] = "path/to/keyfile.json"
@@ -80,21 +80,21 @@
 client = ::Google::Cloud::Tpu::V1::Tpu::Client.new
 ```
 
 ### Configuration
 
-The **Credentials JSON** can be configured instead of placing them in
-environment variables. Either on an individual client initialization:
+The path to the **Credentials JSON** file can be configured instead of storing
+it in an environment variable. Either on an individual client initialization:
 
 ```ruby
 require "google/cloud/tpu/v1"
 
 client = ::Google::Cloud::Tpu::V1::Tpu::Client.new do |config|
   config.credentials = "path/to/keyfile.json"
 end
 ```
 
-Or configured globally for all clients:
+Or globally for all clients:
 
 ```ruby
 require "google/cloud/tpu/v1"
 
 ::Google::Cloud::Tpu::V1::Tpu::Client.configure do |config|