Goctl rpc patch (#117)

* remove mock generation

* add: proto project import

* update document

* remove mock generation

* add: proto project import

* update document

* remove NL

* update document

* optimize code

* add test

* add test

tools/goctl/rpc/gen/template.go

@@ -39,6 +39,8 @@ func NewRpcTemplate(out string, idea bool) *rpcTemplate {
 }
 
 func (r *rpcTemplate) MustGenerate(showState bool) {
+	r.Info("查看rpc生成请移步至「https://github.com/tal-tech/go-zero/blob/master/doc/goctl-rpc.md」")
+	r.Info("generating template...")
 	protoFilename := filepath.Base(r.out)
 	serviceName := stringx.From(strings.TrimSuffix(protoFilename, filepath.Ext(protoFilename)))
 	err := util.With("t").Parse(rpcTemplateText).SaveTo(map[string]string{