fuzzy mode doesn't support decode number from boolean

[cch123]

package main

import (
	"fmt"

	"github.com/json-iterator/go"
	"github.com/json-iterator/go/extra"
)

var jsonstr = `
{
	"utc_offset" : false
}
`

type OrderEventRequestParams struct {
	UTCOffset int `json:"utc_offset"`
}

func main() {
	extra.RegisterFuzzyDecoders()
	var a OrderEventRequestParams
	err := jsoniter.UnmarshalFromString(jsonstr, &a)
	fmt.Println(err)
	fmt.Printf("%#v\n", a)
}

main.OrderEventRequestParams: UTCOffset: readUint64: unexpected character: �, parsing 0 ...... at
main.OrderEventRequestParams{UTCOffset:0}

[cch123]

#162
fixed