Fixed small issue when using 'Save As', dashboard version was not reset

pkg/models/dashboards.go

@@ -14,6 +14,7 @@ var (
 	ErrDashboardVersionMismatch    = errors.New("The dashboard has been changed by someone else")
 )
 
+// Dashboard model
 type Dashboard struct {
 	Id      int64
 	Slug    string
@@ -27,6 +28,7 @@ type Dashboard struct {
 	Data  map[string]interface{}
 }
 
+// NewDashboard creates a new dashboard
 func NewDashboard(title string) *Dashboard {
 	dash := &Dashboard{}
 	dash.Data = make(map[string]interface{})
@@ -36,6 +38,7 @@ func NewDashboard(title string) *Dashboard {
 	return dash
 }
 
+// GetTags turns the tags in data json into go string array
 func (dash *Dashboard) GetTags() []string {
 	jsonTags := dash.Data["tags"]
 	if jsonTags == nil {
@@ -50,6 +53,7 @@ func (dash *Dashboard) GetTags() []string {
 	return b
 }
 
+// GetDashboardModel turns the command into the savable model
 func (cmd *SaveDashboardCommand) GetDashboardModel() *Dashboard {
 	dash := &Dashboard{}
 	dash.Data = cmd.Dashboard
@@ -63,15 +67,19 @@ func (cmd *SaveDashboardCommand) GetDashboardModel() *Dashboard {
 		if dash.Data["version"] != nil {
 			dash.Version = int(dash.Data["version"].(float64))
 		}
+	} else {
+		dash.Data["version"] = 0
 	}
 
 	return dash
 }
 
+// GetString a
 func (dash *Dashboard) GetString(prop string) string {
 	return dash.Data[prop].(string)
 }
 
+// UpdateSlug updates the slug
 func (dash *Dashboard) UpdateSlug() {
 	title := strings.ToLower(dash.Data["title"].(string))
 	re := regexp.MustCompile("[^\\w ]+")