chore: Update deps, add KTX

app/build.gradle

@@ -40,37 +40,45 @@ android {
 }
 
 dependencies {
-    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    // region Kotlin
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    kapt "android.arch.lifecycle:compiler:1.1.1"
+    // endregion
 
-    // Support Library
+    // region Support Library
     implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support:design:28.0.0'
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    // endregion
 
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'com.android.support.test:runner:1.0.2'
-    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
-
-    // ViewModel and LiveData
+    // region ViewModel and LiveData
     implementation "android.arch.lifecycle:extensions:1.1.1"
     // alternatively, just ViewModel
     //implementation "android.arch.lifecycle:viewmodel:1.1.0"
     // alternatively, just LiveData
     //implementation "android.arch.lifecycle:livedata:1.1.0"
+    // endregion
 
-    kapt "android.arch.lifecycle:compiler:1.1.1"
-
-    // Room (use 1.1.0-alpha3 for latest alpha)
+    // region Jetpack / Developer Experience
+    // Room
     implementation "android.arch.persistence.room:runtime:1.1.1"
     kapt "android.arch.persistence.room:compiler:1.1.1"
 
     // Paging
     implementation "android.arch.paging:runtime:1.0.1"
 
+    implementation 'androidx.core:core-ktx:1.0.1'
+    // endregion
+
+    // region Tests
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+
     // Test helpers for LiveData
-    testImplementation "android.arch.core:core-testing:1.1.0"
+    testImplementation "android.arch.core:core-testing:1.1.1"
 
     // Test helpers for Room
-    testImplementation "android.arch.persistence.room:testing:1.0.0"
+    testImplementation "android.arch.persistence.room:testing:1.1.1"
+    // endregion
 }