|levels||The scenes to be included in the build. If empty, the currently open scene will be built. Paths are relative to the project folder (Assets/MyLevels/MyScene.unity).|
|locationPathName||The path where the application will be built.|
|target||The BuildTarget to build.|
|options||Additional BuildOptions, like whether to run the built player.|
string An error message if an error occurred.
Builds a player.
Use this function to programatically create a build of your project.
Note that any references to GameObjects acquired in the editor script
before the BuildPlayer call will be invalid after it and will need to be reacquired.