Service a new WebUI server at port 8081.

It is provided to avoid the router clutter on the Object API
end. This is just a first cut sample we are going to build on
top of this the new management console UI.

General interest comes from subsequently writing a small UI to
generate `AccessKey` and `SecretKey` to build authorization
layer.

pkg/api/minioapi/definitions.go

@@ -0,0 +1,82 @@
+/*
+ * Mini Object Storage, (C) 2014 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package minioapi
+
+import (
+	"encoding/xml"
+)
+
+const (
+	MAX_OBJECT_LIST = 1000
+)
+
+type ObjectListResponse struct {
+	XMLName     xml.Name `xml:"ListBucketResult"`
+	Name        string
+	Marker      string
+	MaxKeys     int
+	IsTruncated bool
+	Contents    []*Item `xml:"Contents",innerxml`
+}
+
+type BucketListResponse struct {
+	XMLName xml.Name `xml:"ListAllMyBucketsResult"`
+	Owner   Owner
+	Buckets struct {
+		Bucket []*Bucket
+	} `xml:"Buckets",innerxml` // Buckets are nested
+}
+
+type Bucket struct {
+	Name         string
+	CreationDate string
+}
+
+type Item struct {
+	Key          string
+	LastModified string
+	ETag         string
+	Size         int64
+	StorageClass string
+	Owner        Owner
+}
+
+type Owner struct {
+	ID          string
+	DisplayName string
+}
+
+var unimplementedBucketResourceNames = map[string]bool{
+	"acl":            true,
+	"lifecycle":      true,
+	"policy":         true,
+	"location":       true,
+	"logging":        true,
+	"notification":   true,
+	"versions":       true,
+	"requestPayment": true,
+	"versioning":     true,
+	"website":        true,
+	"uploads":        true,
+}
+
+var unimplementedObjectResourceNames = map[string]bool{
+	"uploadId": true,
+	"acl":      true,
+	"torrent":  true,
+	"uploads":  true,
+}