* Supports full screen for iPhone X and uses Storyboard for launch screen.
cpp-empty-tests done.
* Supports full screen for iPhone X and uses Storyboard for launch screen.
cpp-tests, js-tests, lua-empty-test, lua-tests done.
* Removes unused UILaunchImages for test projects.
* Removes unused UILaunchImages for template projects.
* Adds LaunchScreen.storyboard / LaunchScreenBackground for template projects.
* Fixes lua template.
* initialize Director::_invalid on first init
* fix: Setting the GLView should be done after creating the RootViewController
* restore 2016 copyright on templates/cpp-template-default/proj.ios_mac/ios/AppController
* remove old iOS js and lua templates
* copy actual iOS templates from cpp to js and lua