Fixes #36869 - Redirect /hosts to /new/hosts in index

Also removed logic in the hosts controller and application helper to
rewrite the URL. Decided to go with the redirect on index approach
instead since we want this redirect to happen only on get requests.

app/controllers/hosts_controller.rb

@@ -47,6 +47,10 @@ def index(title = nil)
     end
     respond_to do |format|
       format.html do
+        if Setting[:new_hosts_page]
+          redirect_to(new_hosts_index_page_path)
+          next
+        end
         @hosts = search.includes(included_associations).paginate(:page => params[:page], :per_page => params[:per_page])
         # SQL optimization
         preload_reports
@@ -684,14 +688,6 @@ def statuses
     render :json => statuses
   end
 
-  def hosts_path(*args)
-    if Setting[:new_hosts_page]
-      new_hosts_index_page_path(*args)
-    else
-      super
-    end
-  end
-
   private
 
   def preload_reports

app/helpers/application_helper.rb

@@ -422,12 +422,4 @@ def ui_settings
   def current_host_details_path(host)
     Setting['host_details_ui'] ? host_details_page_path(host) : host_path(host)
   end
-
-  def hosts_path(*args)
-    if Setting[:new_hosts_page]
-      new_hosts_index_page_path(*args)
-    else
-      super
-    end
-  end
 end