Beautify Makefile output

Makefile

@@ -18,20 +18,25 @@ OFILES := $(SFILES:%.s=%.o) $(MAP_S:%.s=%.o)
 .PHONY: clean
 
 is.gb is.gb.sym: $(OFILES)
-	rgblink -o $@ -n $@.sym $(OFILES)
-	rgbfix -v $@
+	@echo "[LINK]     is.gb"
+	@rgblink -o $@ -n $@.sym $(OFILES)
+	@rgbfix -v $@
 
 $(OFILES): $(MAP_INC)
 $(OFILES): $(SPRITE_2BPP)
 
 %.o: %.s
-	rgbasm -i inc -o $@ $<
+	@echo "[ASSEMBLE] $<"
+	@rgbasm -i inc -o $@ $<
 
 png/map/%.s png/map/%.inc: png/map/%.png png/map/%_coll.png
-	$(PYTHON) scripts/generate_map.py $<
+	@echo "[MAP]      $<"
+	@$(PYTHON) scripts/generate_map.py $<
 
 png/sprite/%.2bpp: png/sprite/%.png
-	rgbgfx -o $@ $<
+	@echo "[SPRITE]   $<"
+	@rgbgfx -o $@ $<
 
 clean:
-	rm -f is.gb is.gb.sym $(OFILES) $(MAP_S) $(MAP_INC) $(SPRITE_2BPP)
+	@rm -f is.gb is.gb.sym $(OFILES) $(MAP_S) $(MAP_INC) $(SPRITE_2BPP)
+	@echo "All build files removed"