goforestdb documentation is incorrect

./main.go:12:7: db.Set undefined (type *forestdb.File has no field or method Set) 

package main

import "github.com/couchbase/goforestdb"

func main() {

    // Open a database

    db, _ := forestdb.Open("test.fdb", nil)

    // Close it properly when we're done

    defer db.Close()

    // Open a Key Value store

    kvs, _ := db.OpenKVStore("kvs-01", nil)

    defer kvs.Close()

    // Store the document

    doc, _ := forestdb.NewDoc([]byte("key"), nil, []byte("value"))

    defer doc.Close()

    kvs.Set(doc)

    // Lookup the document

    doc2, _ := forestdb.NewDoc([]byte("key"), nil, nil)

    defer doc2.Close()

    kvs.Get(doc2)

    // Delete the document

    doc3, _ := forestdb.NewDoc([]byte("key"), nil, nil)

    defer doc3.Close()

    kvs.Delete(doc3)

}