Fixed issue with UTF-8 characters in code, but no encoding specified.

spec/google/api_client/discovery_spec.rb

@@ -1,3 +1,5 @@
+# encoding:utf-8
+
 # Copyright 2010 Google Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,6 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+
 require 'spec_helper'
 
 gem 'faraday', '~> 0.7.0'