Add libuv examples

libuv/echo_server/Makefile

@@ -0,0 +1,13 @@
+PACKAGE = echo_server
+OBJECTS = echo_server.o
+CFLAGS 	= -I/usr/local/include/uv
+LDADD	= -luv
+
+hello: $(OBJECTS)
+	${CC} -o ${PACKAGE} ${OBJECTS} ${LDADD}
+
+.c.o:
+	${CC} ${CFLAGS} -c $<
+
+clean:
+	rm -f hello *.o