added conference wide information page and linked to the admin sidebar

app/controllers/admin/conferences_controller.rb

@@ -173,6 +173,12 @@ module Admin
       end
     end
 
+    def conference_wide_screen
+      #To display sponsors in the conference wide information page
+      @conference = Conference.find_by(short_title: params[:id])
+      @sponsors = @conference.sponsors
+    end
+
     private
 
     def conference_params

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

@@ -0,0 +1,13 @@
+.container
+- if @conference.present?
+  .row
+    .col-md-12.text-center
+      %h2 Upcoming Events
+  .row
+    .col-md-12.text-center
+      %h2 Tweets About Conference
+  .row
+    .col-md-12
+    - if @sponsors.any?
+      %section#sponsors
+        = render 'conference/sponsors'

app/views/layouts/_admin_sidebar.html.haml

@@ -136,3 +136,9 @@
       = link_to(admin_conference_roles_path(@conference.short_title)) do
         %span.fa.fa-group
         Roles
+
+  - if can? :show, @conference
+    %li{:class=> active_nav_li(conference_wide_screen_admin_conference_path(@conference.short_title))}
+      = link_to(conference_wide_screen_admin_conference_path(@conference.short_title)) do
+        %span.fa.fa-expand
+        Conference Wide Information