5.2.0 ----- * Add Cardholder Name to list of available manual entry fields, enabled via `CardIOActivity.EXTRA_REQUIRE_CARDHOLDER_NAME`. (Thank you Dan Nizri and Zach Sweigart!) * Fix issue where certain devices would show the camera preview upside down [#91](https://github.com/card-io/card.io-Android-SDK/issues/91). * Fix issue where null could be set in the return bundle value for `CardIOActivity.EXTRA_SCAN_RESULT`. * Upgrade build tools.