Grand test fixup (#138)

* start fixing up tests

* fix up tests + automate with drone

* fiddle with linting

* messing about with drone.yml

* some more fiddling

* hmmm

* add cache

* add vendor directory

* verbose

* ci updates

* update some little things

* update sig

vendor/github.com/gin-gonic/gin/render/msgpack.go

@@ -0,0 +1,44 @@
+// Copyright 2017 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+//go:build !nomsgpack
+// +build !nomsgpack
+
+package render
+
+import (
+	"net/http"
+
+	"github.com/ugorji/go/codec"
+)
+
+// Check interface implemented here to support go build tag nomsgpack.
+// See: https://github.com/gin-gonic/gin/pull/1852/
+var (
+	_ Render = MsgPack{}
+)
+
+// MsgPack contains the given interface object.
+type MsgPack struct {
+	Data interface{}
+}
+
+var msgpackContentType = []string{"application/msgpack; charset=utf-8"}
+
+// WriteContentType (MsgPack) writes MsgPack ContentType.
+func (r MsgPack) WriteContentType(w http.ResponseWriter) {
+	writeContentType(w, msgpackContentType)
+}
+
+// Render (MsgPack) encodes the given interface object and writes data with custom ContentType.
+func (r MsgPack) Render(w http.ResponseWriter) error {
+	return WriteMsgPack(w, r.Data)
+}
+
+// WriteMsgPack writes MsgPack ContentType and encodes the given interface object.
+func WriteMsgPack(w http.ResponseWriter, obj interface{}) error {
+	writeContentType(w, msgpackContentType)
+	var mh codec.MsgpackHandle
+	return codec.NewEncoder(w, &mh).Encode(obj)
+}