update the listen command to not specify the ip address
update the listen command to not specify the ip address

karma-platform/slackinvite,outsideris/slack-invite-automation,ultias/globaltradingmarket,Doken-Tokuyama/slack-invite,karma-platform/slackinvite,dhaula/slack-auto-join,patrickdaniel/slack-invite-automation,m1103519/slack-invite-automation-fr,m1103519/slack-invite-automation-fr,risdhillon/slack_demo,jonathanon/slackcommunityinvite,outsideris/slack-invite-automation,risdhillon/slack_demo,patrickdaniel/slack-invite-automation,jonathanon/slackcommunityinvite,ultias/globaltradingmarket,outsideris/slack-invite-automation,dhaula/slack-auto-join,Doken-Tokuyama/slack-invite