5.5.1

• Remove sample app signing (fixes #125).
• Fix manual entry Activity started twice when rejecting camera permission (fixes #128, #150).
• Remove unnecessary logging (fixes #184).
• Compile distributed package with NDK r14.

5.5.0

• Update Gradle build plugin to 2.2.3.
• Update compile and target SDK versions to 25.
• Update NDK to r13b.
• Increase minSdkVersion to 16.
• Upgrade OpenCV to 2.4.13.

5.4.2

• Add Mastercard 2-series support.
• Bump compile SDK to 24 for reals.
• Compile distributed package with NDK to r12b (previous was r11c).
• Update Android Gradle plugin to 2.2.0.

5.4.1

• Add ability to specify an alternative search path for the native libraries via CardIONativeLibsConfig card.io-Android-source#86. Thank you Thorben Primke!
• Updated gradle plugin and wrapper versions.
• Bump compile SDK to 24.

5.4.0

• Add ability to blur all digits in the scanned card image, minus any number of digits to remain unblurred, enabled via CardIOActivity.EXTRA_UNBLUR_DIGITS. (Thank you Michael Schmoock!)
• Fix issue where Maestro cards were not correctly recognized #154.
• Fix issue on Android 23 and above where CardIOActivity#canReadCardWithCamera() would return the incorrect value if permissions had not been granted #136. Now defaults to true in such cases.
• Add missing locales to javadocs card.io-Android-source#75.
• Upgrade gradle to 2.13.
• Upgrade Android Gradle plugin to 2.1.0.

5.3.4

• Fix crash on Android 23 and above where onRequestPermissionsResult() returns an empty array card.io-Android-source#70.

5.3.3

• Fix newline issue in ES locale #142.
• Fix build issue with ndk 11 card.io-Android-source#60.
• Upgrade gradle to 2.12.
• Upgrade Android Gradle plugin to 2.0.0.

5.3.2

• Fix issue where Android 23 and above devices would crash when the library's .so files were removed PayPal-Android-SDK#279.

5.3.1

• Fix issue where the camera was flipped when the app was backgrounded with card.io open #118.
• Add proguard config to aar file #112, #117.

5.3.0

• Add option for only numeric input for postal code, EXTRA_RESTRICT_POSTAL_CODE_TO_NUMERIC_ONLY #100.