[v3.2] Add grafana dashboard importing API (#11)

* Add API to import grafana templates to kubesphere dashboard
* Merge and fix the latest codes from kubesphere #2501

Signed-off-by: zhu733756 <talonzhu@yunify.com>

vendor/github.com/grafana-tools/sdk/address.go

@@ -0,0 +1,29 @@
+package sdk
+
+/*
+   Copyright 2016 Alexander I.Grafov <grafov@gmail.com>
+   Copyright 2016-2019 The Grafana SDK authors
+
+   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.
+
+   ॐ तारे तुत्तारे तुरे स्व
+*/
+
+type Address struct {
+	Address1 string `json:"address1"`
+	Address2 string `json:"address2"`
+	City     string `json:"city"`
+	ZipCode  string `json:"zipCode"`
+	State    string `json:"state"`
+	Country  string `json:"country"`
+}