Merge remote-tracking branch 'origin/v2' into v2

static/v2/js/service/api.js

@@ -29,6 +29,8 @@ class api {
             request_data.contentType = false
         }
         if (this.data_type === 'json'){
+            request_data.processData = false
+            request_data.contentType = false
             request_data.data = JSON.stringify(this.data)
         }