folder structure

	Kconfig		: Select working scenario and target board, configure ACRN hypervisor capabilities and features.
	target		: Get target board information under native Linux environment and generate board_info XML.
	board_config	: Parse board_info XML and scenario XML to generate board related configuration files under misc/acrn-config/xmls/board-xmls/ folder.
	scenario_config	: Parse board_info XML and scenario XML to generate scenario based VM configuration files under misc/acrn-config/xmls/config-xmls/$(BOARD)/ folder.
	launch_config	: Parse board_info XML, scenario XML and devicemodel param XML to generate launch script for post-launched vm under misc/acrn-config/xmls/config-xmls/$(BOARD)/ folder.
	library		: The folder stores shared software modules or libs for acrn-config offline tool.