src/core/World.js
/**
	* Inits the user interface.
	*
	* @return {World} A reference to this world object.
	*/
Inits the user interface.
@return {World} A reference to this world object.
Inits the user interface . @return { World } A reference to this world object .
_initUI() {
		this.uiManager.init();
		return this;
	}
_initUI ( ) { this . uiManager . init ( ) ; return this ; }
Inits the user interface.
Inits the user interface .