Makefile - Add pretty messages

Makefile

@@ -16,16 +16,21 @@ clean:
 	rm -rf $(clean-objs)
 
 test: vgbc.test
-	@./$<
+	@echo " ... run test $<"; \
+	./$< $(if $(V),-s,)
 
 %.o: %.cpp $(headers)
+	@echo " ... build $@"; \
 	g++ $(CXX_FLAGS) -c -o $@ $<
 
 libemu.a: $(emu-objs)
+	@echo " ... pack $@"; \
 	ar -rc $@ $^
 
 vgbc: main.o libemu.a
+	@echo " ==> link $@"; \
 	g++ $(CXX_FLAGS) -o $@ $^
 
 vgbc.test: $(test-objs) libemu.a
+	@echo " ==> link $@"; \
 	g++ $(CXX_FLAGS) -o $@ $^