6.5.2

Modified

• Pushwoosh Android SDK updated to 4.12.2 (https://github.com/Pushwoosh/pushwoosh-android-sdk/releases)
• Pushwoosh iOS SDK updated to 5.1.6 (https://github.com/Pushwoosh/pushwoosh-ios-sdk/releases)

Fixed

• Crash when receiving notfication with null custom data