recommend the user to register - dataset utils

ebulk-data/embulk-wendelin-dataset-tool/lib/embulk/dataset_utils.rb

@@ -142,8 +142,7 @@ class DatasetUtils
       puts
       puts "Please, enter your ebulk user and password:"
       puts
-      puts "** You can use your Telecom-Wendelin-IA credentials **"
-      puts "** If you don't have a user, please feel free to request one to roqueporchetto@gmail.com **"
+      puts "** If you don't have a user, please feel free to register in the web site **"
       puts
       @logger.info("Remember that you can store your credentials for automatic authentication by running 'ebulk store-credentials'", print=TRUE)
       puts