PROM-1441: define PL_API_URLS to prevent error.
Fix notices on network admin.
PROM-1456: Add support for notification service and saved search notification integration.
PROM-1456: update prod endpoint.
PROM-1456: changing SavedSearch.delete to .cancel to avoid issue with IE.
PROM-1456: add method for retrieving all saved searches via ajax.