Swiftish syntax? #98

let tweak = FBTweak(identifier: "com.tweaks.example.advanced")
tweak.name = "Advanced settings"
tweak.defaultValue = false

let collection = FBTweakCollection(name: "Enable");
collection.addTweak(tweak)

let category = FBTweakCategory(name: "Settings")
category.addTweakCollection(collection);

let store = FBTweakStore.sharedInstance()
store.addTweakCategory(category)

tweak.addObserver(self)

// ...
func tweakDidChange(tweak: FBTweak!)
{
    self.advancedSettingsEnabled = tweak.currentValue as Bool;
}

FBTweakStore.sharedInstance()
  + FBTweakCategory(name: "Settings")
  + FBTweakCollection(name: "Enabled")
  + FBTweak<Bool>("com.fb.example", "Advanced settings", false) {
      tweak in
      self.advancedSettingsEnabled = tweak.currentValue
    }

let collection = FBTweakCollection(name: "Enabled")
    + [
        FBTweak<Bool>("com.fb.example", "Advanced settings", false) {
          tweak in
          self.advancedSettingsEnabled = tweak.currentValue
        },
        // Another Tweak
      ]