fix(include): remove scope from the options passed along to separate include getters, closes #4687

lib/model.js

@@ -1417,7 +1417,7 @@ Model.$findSeparate = function(results, options) {
         }, []),
         _.assign(
           {},
-          _.omit(options, 'include', 'attributes', 'order', 'where', 'limit', 'plain'),
+          _.omit(options, 'include', 'attributes', 'order', 'where', 'limit', 'plain', 'scope'),
           {include: include.include || []}
         )
       );