dashboards: when saving dashboard redirect if url changes

Redirect if new dashboard created or existing url changes.
#7883

public/app/features/dashboard/dashboard_srv.ts

@@ -73,9 +73,8 @@ export class DashboardSrv {
   postSave(clone, data) {
     this.dash.version = data.version;
 
-    var dashboardUrl = '/dashboard/db/' + data.slug;
-    if (dashboardUrl !== this.$location.path()) {
-      this.$location.url(dashboardUrl);
+    if (data.url !== this.$location.path()) {
+      this.$location.url(data.url);
     }
 
     this.$rootScope.appEvent('dashboard-saved', this.dash);