is_current method added to check an event is current and function addded to refresh conference_wide_information

app/views/admin/conference/_current_events.html.haml

@@ -0,0 +1,9 @@
+.text-center
+  %h2 Upcoming Events
+  - @current_events.each do |event|
+    %div
+      %h3
+        = link_to event.title, conference_program_proposal_path(@conference.short_title, event.id)
+        %h4
+          presented by
+          = event.speaker_names

app/views/admin/conference/conference_wide_screen.html.haml

@@ -1,8 +1,10 @@
 .container
 - if @conference.present?
   .row
-    .col-md-12.text-center
-      %h2 Upcoming Events
+    .col-md-12
+    - if @program.present?
+      %section#program#current-events
+        = render 'current_events'
   .row
     .col-md-12.text-center
       %h2 Tweets About Conference

app/views/admin/conference/conference_wide_screen.js.haml

@@ -0,0 +1 @@
+$('#current-events').html("#{escape_javascript(render 'current_events', data: @current_events)}");