Broken image link in documation

[fcostarodrigo]

There used to be a nice diagram at https://ui-router.github.io/ng1/docs/0.3.1/index.html#/api/ui.router.state.$state but now the link to the image https://ui-router.github.io/ng1/docs/ngdoc_assets/StateGoExamples.png is broken.

[christopherthielen]

Fixed by ui-router/ui-router.github.io@58f3b70