Removed unwanted api, moved logic into backend

pkg/api/api.go

@@ -200,7 +200,6 @@ func Register(r *macaron.Macaron) {
 			r.Get("/home", GetHomeDashboard)
 			r.Get("/tags", GetDashboardTags)
 			r.Post("/import", bind(dtos.ImportDashboardCommand{}), wrap(ImportDashboard))
-			r.Get("/id/:id", GetDashboardSlugById)
 		})
 
 		// Dashboard snapshots