fixed makefile

Makefile

@@ -8,7 +8,7 @@ OBJ = $(addprefix src/, $(SRC:.cpp=.o))
 all: camotion-piface
 
 install: all
-	cp camotion-pifaceo /usr/local/bin/
+	cp camotion-piface /usr/local/bin/
 
 camotion-piface: $(OBJ)
 	$(LINK.cpp) $(OBJ) $(OUTPUT_OPTION) $(LDLIBS)