Convert top-level build.gradle to Kotlin

settings.gradle.kts

@@ -0,0 +1,14 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        jcenter()
+        google()
+    }
+    resolutionStrategy.eachPlugin {
+        if (requested.id.id == "com.android.application") {
+            useModule("com.android.tools.build:gradle:${requested.version}")
+        }
+    }
+}
+
+include(":uhabits-android", ":uhabits-core", ":uhabits-server")