Use AndroidX arch core version 2.0.1

app/build.gradle

@@ -101,6 +101,7 @@ repositories {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
+    def archcore_version = "2.0.1"
     def appcompat_version = "1.0.2"
     def recyclerview_version = "1.0.0"
     def coordinatorlayout_version = "1.0.0"
@@ -122,6 +123,8 @@ dependencies {
     def badge_version = "1.1.22"
 
     // https://developer.android.com/jetpack/androidx/releases/
+    implementation "androidx.arch.core:core-common:$archcore_version"
+    implementation "androidx.arch.core:core-runtime:$archcore_version"
 
     // https://mvnrepository.com/artifact/androidx.appcompat/appcompat
     implementation "androidx.appcompat:appcompat:$appcompat_version"