Refactoring router.go to handle errors. Improving code coverage

- Add port forwarding from 8080 to localhost:8080 on VirtualBox
- Refactoring router.go to handle errors. Improving code coverage.
- Adding port forwarding from 80 to localhost:1080 on VirtualBox, and comments on how to test locally
- Applying refactor change to controller/test/test_router.go
- Fixing identation
- Fixing unit tests
- Merge
Golang convention is to separate the standard lib imports from third party dependencies.  This should be in its own group in the import statement.  See other files in the project for examples.