New 2.1.4 version

flutter-sample/android/app/src/main/kotlin/com/example/example/Keys.kt

+package com.example.example
+
+object Keys {
+    const val PHONE_NUMBER = "KEY_PHONE_NUMBER"
+    const val CLIENT_ID = "KEY_CLIENT_ID"
+    const val PASSPORT_DATA = "KEY_PASSPORT_DATA"
+    const val DATE_OF_BIRTH = "KEY_DATE_OF_BIRTH"
+    const val SDK_HASH = "KEY_SDK_HASH"
+    const val EXTERNAL_ID = "KEY_EXTERNAL_ID"
+    const val THRESHOLD = "KEY_THRESHOLD"
+    const val BUILD_MODE = "KEY_BUILD_MODE"
+    const val ENTRY_TYPE = "KEY_ENTRY_TYPE"
+    const val RESIDENT_TYPE = "KEY_RESIDENT_TYPE"
+    const val LOCALE = "KEY_LOCALE"
+    const val CAMERA_SHAPE = "KEY_CAMERA_SHAPE"
+    const val WITH_PHOTO = "KEY_WITH_PHOTO"
+}
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flutter-sample/android/app/src/main/res/drawable-v21/launch_background.xml

+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+</layer-list>

flutter-sample/android/app/src/main/res/drawable/launch_background.xml

+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@android:color/white" />
+</layer-list>

flutter-sample/android/app/src/main/res/values/strings.xml

+<resources></resources>
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