Drop contacts.json

app/controllers/contacts_controller.rb

@@ -13,13 +13,6 @@ class ContactsController < ApplicationController
 
       # Used by the mobile site
       format.mobile { set_up_contacts_mobile }
-
-      # Used to populate mentions in the publisher
-      format.json {
-        aspect_ids = params[:aspect_ids] || current_user.aspects.map(&:id)
-        @people = Person.all_from_aspects(aspect_ids, current_user).for_json
-        render :json => @people.to_json
-      }
     end
   end