Requests whose URL do not start with http:// or https:// (such as "localhost:3000/users") should not fail now.
During prettification of JSON responses, objects were being sorted; they will respect the original order now.
The headers and variables tables lost the ability to report when a field name was duplicated.
Disabled query params in the Parameters table were lost when the request URL changed.
Windows: closing the settings dialog sometimes buried the Cartero main window under other windows.
Windows: the title bar stayed in light mode even when the application ran in dark mode.
