Se corrige un fallo en los namespaces de librerias de google

lib/google-wedoops/authenticator.rb

@@ -21,10 +21,10 @@ module Wedoops
             def auth_by_console(user_id)
                 puts "Authenticating from console"
                 scope = @scopes
-                client_id = Google::Auth::ClientId.from_file(@credentials_file_path)
-                token_store = Google::Auth::Stores::FileTokenStore.new(
+                client_id = ::Google::Auth::ClientId.from_file(@credentials_file_path)
+                token_store = ::Google::Auth::Stores::FileTokenStore.new(
                 :file => './tokens/tokens.yaml')
-                authorizer = Google::Auth::UserAuthorizer.new(client_id, scope, token_store)
+                authorizer = ::Google::Auth::UserAuthorizer.new(client_id, scope, token_store)
                 
                 credentials = authorizer.get_credentials(user_id)
                 if credentials.nil?
@@ -40,11 +40,11 @@ module Wedoops
             end
         
             def auth_by_sa(user_id)
-                @credentials = Google::Auth::ServiceAccountCredentials.make_creds(
+                @credentials = ::Google::Auth::ServiceAccountCredentials.make_creds(
                     json_key_io: File.open(@credentials_file_path),
                     scope: @scopes)
                 @credentials.sub = user_id 
-                Google::Apis::RequestOptions.default.authorization = @credentials
+                ::Google::Apis::RequestOptions.default.authorization = @credentials
                 @authenticated_by="service_account"
                 
                 return true