hr on mobile and tablet view
Merge pull request #59 from Eamyne/branch4

hr on mobile and tablet view
calendar background color changed
Merge pull request #60 from Eamyne/branch5

calendar background color changed
Add Gemfile
Add installation section to the README
Add travis-ci config + badge
add button 'add to icalendar'
Merge pull request #62 from AlexandreJouve/feat-4

add button 'add to icalendar'