Description of problem:
getting 404 for https://<sat6.server>/smart_proxies/auto_complete_search?search=

Version-Release number of selected component (if applicable):
6.2.0 Sanp 7.1
- this might have something to do with renaming smart proxies to capsules

foreman/production.log:

2016-04-11 10:45:31 [app] [I] Processing by SmartProxiesController#show as JSON
2016-04-11 10:45:31 [app] [I]   Parameters: {"search"=>"foo", "id"=>"auto_complete_search"}
2016-04-11 10:45:31 [app] [I]   Rendered common/404.html.erb within layouts/application (0.8ms)
2016-04-11 10:45:31 [app] [I]   Rendered layouts/_application_content.html.erb (0.2ms)
2016-04-11 10:45:31 [app] [I]   Rendered layouts/base.html.erb (0.7ms)
2016-04-11 10:45:31 [app] [I] Completed 404 Not Found in 15ms (Views: 2.6ms | ActiveRecord: 2.0ms)


How reproducible:
always

Steps to Reproduce:
1. navigate to Capsules page
2. start typing a query into a search bar
3. notice no suggestions appear, 404 in the browser console

Actual results:
404 for auto_complete url

Expected results:
auto complete works

Additional info: