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class Usage {
  companion object {
    fun loadStuff(image: SimpleDraweeView, imageURI: String) {
      image.setImageURI(imageURI)
    }
  }
}

class SetupExample {
  companion object {

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object Versions {
  val kotlin = "1.2.21"
  val supportLib = "27.0.2"
  val buildTools = "27.0.2"
  val minSDK = 19
  val targetSDK = 26
  val compileSDK = 26
  val versionCode = 1
  val versionName = "1.0"

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// This script will configure the deploy to bintray with aar
// Of an android-library using kotlin project
// Simply by providing the .property files
// all boilerplate code is here.

apply plugin: 'com.github.dcendents.android-maven'
apply plugin: 'com.jfrog.bintray'
apply plugin: 'org.jetbrains.dokka-android'
apply plugin: 'maven-publish'

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class ExampleViewController: UIViewController {
  @IBOutlet weak var collectionView: UICollectionView!

  // the compiler will now complain if you don't have this implemented
  // you need this to conform to SegueHandlerType
  enum SegueIdentifier: String {
    case TheRedPillExperience
    case TheBluePillExperience
  }

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protocol SegueHandlerType {
  associatedtype SegueIdentifier: RawRepresentable
}

// notice the cool use of where here to narrow down
// what could use these methods.
extension SegueHandlerType where Self: UIViewController,
  SegueIdentifier.RawValue == String
{

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class ExampleViewController: UIViewController {
  @IBOutlet weak var collectionView: UICollectionView!

  override func viewDidLoad() {
    title = "Example title".localized()
    collectionView.registerCell(ExampleCell)
  }
}

Localization files example:

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public class Localize: NSObject {
  /**
   List available languages
   - Returns: Array of available languages.
   */
  public class func availableLanguages() -> [String] {
    return NSBundle.mainBundle().localizations
  }

  /**

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public extension String {
  /**
   Swift 2 friendly localization syntax, replaces NSLocalizedString
   - Returns: The localized string.
   */
  func localized() -> String {
    if let path = NSBundle.mainBundle().pathForResource(Localize.currentLanguage(), ofType: "lproj"), bundle = NSBundle(path: path) {
      return bundle.localizedStringForKey(self, value: nil, table: nil)
    }
    else if let path = NSBundle.mainBundle().pathForResource(LCLBaseBundle, ofType: "lproj"), bundle = NSBundle(path: path) {

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class ExampleCell: UICollectionViewCell, ReusableCell {
  func updateCellUI() {
    print("Here you should do something")
  }
}

class ExampleViewController: UIViewController {
  @IBOutlet weak var collectionView: UICollectionView!

  override func viewDidLoad() {

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extension UICollectionView {

  func registerCell<T: ReusableCell>(cellType: T.Type) {
    if let identifier = T.reuseIdentifier() {
      self.registerNib(T.uiNibFromClass(), forCellWithReuseIdentifier: identifier)
    }
  }

  func dequeueReusableCell<T: UICollectionViewCell>(index: Int) -> T {
    return dequeueReusableCell(NSIndexPath(forItem: index, inSection: 0))