MiniGUI-Processes specific functions

Modules
	Layer operations
	A client in MiniGUI-Processes can create a new layer or join an existed layer.
	Server-only operations
	MiniGUI provides some server-only functions for you to create a customized server for MiniGUI-Processes, i.e. mginit.
	Simple request/reply interfaces
	You can register a customized request handler to extend your server, i.e. mginit, of MiniGUI-Processes.
	General socket operations
	MiniGUI-Processes uses UNIX domain socket to build the communication between the server and the clients.

Detailed Description