README.md in slackistrano-0.1.8 vs README.md in slackistrano-0.1.9

@@ -62,9 +62,12 @@
     set :slack_run_finished,     -> { true }
     set :slack_run_failed,       -> { true }
     set :slack_msg_starting,     -> { "#{ENV['USER'] || ENV['USERNAME']} has started deploying branch #{fetch :branch} of #{fetch :application} to #{fetch :rails_env, 'production'}" }
     set :slack_msg_finished,     -> { "#{ENV['USER'] || ENV['USERNAME']} has finished deploying branch #{fetch :branch} of #{fetch :application} to #{fetch :rails_env, 'production'}" }
     set :slack_msg_failed,       -> { "#{ENV['USER'] || ENV['USERNAME']} failed to deploy branch #{fetch :branch} of #{fetch :application} to #{fetch :rails_env, 'production'}" }
+    set :slack_title_starting,   -> { nil }
+    set :slack_title_finished,   -> { nil }
+    set :slack_title_failed,     -> { nil }
 
 **Note**: You may wish to disable one of the notifications if another service (ex:
 Honeybadger) also displays a deploy notification.
 
 Test your setup by running: