master <- fixed limit/offset type bug

since the limit/offset param is number but represented as string, mongod complains that it can't use it. a simple solution for my use case, since I'm using pagination in the API

Author: jossef

server/core/context.js

@@ -572,11 +572,15 @@ class Context {
  */
 queryPageSort(query) {
 if (this.params) {
-if (this.params.limit)
-query.limit(this.params.limit);
+if (this.params.limit) {
+let limit = parseInt(this.params.limit);
+query.limit(limit);
+}
 
-if (this.params.offset)
-query.skip(this.params.offset);
+if (this.params.offset) {
+let offset = parseInt(this.params.offset);
+query.skip(offset);
+}
 
 if (this.params.sort)
 query.sort(this.params.sort.replace(/,/, " "));