code: public static File getRelativePathTo(File parent, final List<String> folders)
  	{
  		for (final String string : folders)
  		{
  			final File nextFolder = new File(parent, string);
  			parent = nextFolder;
  		}
  		return parent;
  	}
docs: Gets the file or directory from the given parent File object and the relative path given over
  the list as String objects.
  
  @param parent
  The parent directory.
  @param folders
  The list with the directories and optional a filename.
  @return the resulted file or directory from the given arguments.