implicit val bindingModule = ProjectConfiguration
val topInstance = new DoStuffOnTheWeb("stuff", new Date())

val topInstance = new DoStuffOnTheWeb("stuff", new Date())(ProjectConfiguration)

class MyGame()(val bindingModule:BindingModule = MyGameConfigurationModule) extends Activity with Injectable {

ERROR/AndroidRuntime(322): FATAL EXCEPTION: main
    java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.mycompany.android.mygame.....

trait ProjectBindings {
  implicit val bindingModule: BindingModule = MyGameConfigurationModule
}

class MyGame extends Injectable with ProjectBindings {
  // ...
}