Fixed configs can't be saved.
Fixed configs can't be saved.

It won't work when change some configs  as in `settings` page and
click the `save` button, the location redirects and window reloads
before the changed configs really saved.

JerJohn15/laverna,JerJohn15/laverna,brunosxs/laverna,xeddmc/laverna,xeddmc/laverna,Laverna/laverna,brunosxs/laverna,Laverna/laverna