Delete main.cpp
Delete BFSsearch.h
More completed;
Merge branch 'master' of https://github.com/hempywh/maze_search

Conflicts:
	BFSsearch.cpp
	DFSsearch.h
	main.cpp
	maze_search.sln
Delete DFSsearch.h
Merge branch 'master' of https://github.com/hempywh/maze_search

Conflicts:
	BFSsearch.cpp
	DFSsearch.cpp
	getopt.h
	main.cpp
	unistd.h