v0.4.1

• Added screenshot methods #14

  /// Takes a screenshot of the entire window
  await takeScreenshot();
  
  /// Takes a screenshot of a single Screen/Widget
  final homePage = spotSingle<HomePage>();
  await takeScreenshot(selector: homePage);
  
  /// Use it as extension
  await spotSingle<HomePage>().takeScreenshot();

• Export all types from checks.dart which are required to use hasProp
• Update for Flutter 3.13