type Blog struct {
	ID         uint   `gorm:"primary_key"`
	Locale     string `gorm:"primary_key"`
	Subject    string
	Body       string
	Tags       []Tag `gorm:"many2many:blog_tags;"`
	SharedTags []Tag `gorm:"many2many:shared_blog_tags;ForeignKey:id;References:id"`
	LocaleTags []Tag `gorm:"many2many:locale_blog_tags;ForeignKey:id,locale;References:id"`
}

type Tag struct {
	ID     uint   `gorm:"primary_key"`
	Locale string `gorm:"primary_key"`

		},
		Relation{
			Name: "SharedTags", Type: schema.Many2Many, Schema: "Blog", FieldSchema: "Tag",
			JoinTable: JoinTable{Name: "shared_blog_tags", Table: "shared_blog_tags"},
			References: []Reference{
				{"ID", "Blog", "BlogID", "shared_blog_tags", "", true},
				{"ID", "Tag", "TagID", "shared_blog_tags", "", false},
			},
		},
		Relation{
			Name: "LocaleTags", Type: schema.Many2Many, Schema: "Blog", FieldSchema: "Tag",