Update travis.yml
Update travis.yml

Update Travis configuration to automatically deploy master to both, the
staging and the production environment

ci skip

rails-girls-summer-of-code/rgsoc-teams,rails-girls-summer-of-code/rgsoc-teams,TeamCheesy/rgsoc-teams,rails-girls-summer-of-code/rgsoc-teams,TeamCheesy/rgsoc-teams,TeamCheesy/rgsoc-teams