dir is /opt/frontend

fixed node url issues

Merge pull request microservices-demo#96 from microservices-demo/add-…

…weave-imgs

Adds weave images

Merge pull request microservices-demo#83 from microservices-demo/moni…

…toring/histogram

Change summary to histogram

Merge pull request microservices-demo#82 from microservices-demo/moni…

…toring/label-rename

Rename path label to route and add service label

Merge pull request microservices-demo#81 from microservices-demo/fix-…

…metrics-accounting

Improve metrics accounting

Merge pull request microservices-demo#77 from richardnwinder/master

Changed cart-db to carts-db to reflect changes made to carts repository

Merge pull request microservices-demo#78 from microservices-demo/upda…

…te_label

changed status to status code

Merge pull request microservices-demo#76 from microservices-demo/prom…

…etheus-metrics

Prometheus metrics in the front-end

Merge pull request microservices-demo#75 from microservices-demo/fix-…

…test-docker-file

Fix test dockerfile