refactor fallbacks for unscheduled events to also show those without time slots

- if @unscheduled_events != nil

  %h2 No rooms assigned:

  - @unscheduled_events.each do |event|

    - if event.time_slots != nil

      %li.unscheduled-event{ :id => "event_#{event.id}",

              :"data-update-url" => schedule_update_event_path(:id => event.id),

              :"data-height" => (event.time_slots * 20 - 7) }

        = link_to event.title, "#"

  %h2 No time slots assigned:

  - @unscheduled_events.each do |event|

    - if event.time_slots = nil

      %li.unscheduled-event{ :id => "event_#{event.id}",

              :"data-update-url" => schedule_update_event_path(:id => event.id),

        = link_to event.title, "#"

        #event-pane

          - @scheduled_events.each do |event|

            = render 'event', :event => event

          %h2 No rooms assigned:

        #add-event-modal.modal{:style => "display: none;"}

          .modal-header

            = link_to "×", "#", :class => "close"