[N1QL API] wildcard needs escaping

the ‘%’ symbol is the escape character in URI’s.  So, when using % as wild card in N1QL query, we need to escape that by replacing it with corresponding ascii code. Following works without changing the header type when I replace the n1ql wildcard ‘%' with  '%25'
 
couchbases-MacBook-Pro-5:bin varakurprasad$ curl -v http://172.23.99.98:8093/query/service  -d 'statement=SELECT meta().id FROM `travel-sample`  WHERE type = "hotel" and meta().id LIKE $1 &args=["hotel_1002%25"]'

•   Trying 172.23.99.98...

• TCP_NODELAY set

• Connected to 172.23.99.98 (172.23.99.98) port 8093 (#0)

> POST /query/service HTTP/1.1

> Host: 172.23.99.98:8093

> User-Agent: curl/7.51.0

> Accept: /

> Content-Length: 115

> Content-Type: application/x-www-form-urlencoded

> 

• upload completely sent off: 115 out of 115 bytes

< HTTP/1.1 200 OK

< Content-Length: 416

< Content-Type: application/json; version=1.6.0

< Date: Thu, 27 Jul 2017 23:09:10 GMT

< 

{

    "requestID": "0107e744-1555-48d7-82ba-f76de100ba88",

    "signature": {

        "id": "json"

    },

    "results": [

        {

            "id": "hotel_10025"

        },

        {

            "id": "hotel_10026"

        }

    ],

    "status": "success",

    "metrics": {

        "elapsedTime": "174.121649ms",

        "executionTime": "173.998826ms",

        "resultCount": 2,

        "resultSize": 86

    }

}