Merge pull request #6 from marcelolara/schedule-section

Update info about tickets and adds metro to places
Revert "Revert "Change link to groupon page""

This reverts commit cf273cba8e8d36c6d1d0c2e80b0396d3e658300b.
Happy hour is a pretty bad translation of drink-up to spanish. Just left in non translated until we find a good one
adding twitter handles and missing descriptions, refactoring
Merge branch 'master' into schedule-section