Add buttons in the interface

app/views/conferences/index.html.haml

@@ -18,6 +18,11 @@
     #antiquated.collapse
       - @antiquated.each do |conference|
         = render '/conferences/conference_details', conference: conference
+  %p
+    Add the events to your calendar:
+    %span.btn-group
+      = link_to("Days only", calendar_url(protocol: 'webcal', format: 'ics'), class: 'btn btn-default')
+      = link_to("Detailed", calendar_url(protocol: 'webcal', format: 'ics', full: true), class: 'btn btn-default')
 
 -content_for :script_body do
   :javascript

app/views/schedules/show.html.haml

@@ -26,9 +26,13 @@
 
           .visible-md-inline.visible-lg-inline
             = render partial: 'carousel', locals: { date: date, hrs_per_slide: 3 }
-    %p.pull-right
-      = link_to app_conference_schedule_path do
-        Get the mobile app!
+    %p
+      %span
+        = link_to conference_schedule_url(protocol: 'webcal', format: 'ics') do
+          Add the schedule to your calendar
+      %span.pull-right
+        = link_to app_conference_schedule_path do
+          Get the mobile app!
 
 :javascript
   // change of active tab and the button title when a date is clicked