Configurable options for search, info when at max

includes the options for  maximum search results per page, and the
maximum number of pages available before help text is shown, and
the next page button is disabled

util/config/schema.py

@@ -166,6 +166,16 @@ CONFIG_SCHEMA = {
         },
       ],
     },
+    'SEARCH_RESULTS_PER_PAGE' : {
+        'type': 'number',
+        'description': 'Number of results returned per page by search page. Defaults to 10',
+        'x-example': 10,
+    },
+    'SEARCH_MAX_RESULT_PAGE_COUNT' : {
+        'type': 'number',
+        'description': 'Maximum number of pages the user can paginate in search before they are limited. Defaults to 10',
+        'x-example': 10,
+    },
 
     # E-mail.
     'FEATURE_MAILING': {