curl -s -H "Content-Type: application/json" -X POST -d '{"name":"jessy","age":"3","type":"siamese"}' http://localhost:3000/cat | json
curl -s -H "Content-Type: application/json" -X POST -d '{"name":"sam","age":"5","type":"alley"}' http://localhost:3000/cat | json
curl -s -X GET http://localhost:3000/cat | json
curl -s -H "Content-Type: application/json" -X PUT -d '{"name":"sam","age":"8","type":"alley"}' http://localhost:3000/cat/sam | json
curl -s -X DELETE http://localhost:3000/cat/sam | json
