Error in index.js for routes. mu is not defined error in redis client
Merge branch 'master' of github.com:pilsprog/paraply into meetupgroupevents

Merge master into meetupgroupevents to ensure updatedness of latter branch.
Added moment.js to format dates. Formated dates before rendering in index
Meetup api changed from time to date in response. Changed code in meetup.js to reflect this
Added method to get multiple meetup events from one request using the comma separated id-format for the meetup event-api
Finished adding events for groups. Will look for updates when cache is not set
Fixed spelling error