1.1.3
* [#1681] Use a unique reference number every time for StUF-ZDS requests * [#1687] Added explicit submission step validate endpoint * Fixed unintended camelization of response data * Bumped API version to 1.1.1 * [#1693] Fixed postcode validation errors by applying input mask normalization to prefill values * [#1731] Fixed crash with non-latin1 characters in StUF-calls (such as StUF-ZDS)