Adicionado exemplos de uso do make (sistema de build).

	new file:   build_systems/make_simple_test/Makefile
	new file:   build_systems/make_simple_test/log.c
	new file:   build_systems/make_simple_test/log.h
	new file:   build_systems/make_simple_test/log.o
	new file:   build_systems/make_simple_test/main.c
	new file:   build_systems/make_simple_test/main.o
	new file:   build_systems/make_simple_test/teste