Fixed typos in karma config file.

Fixed typos in karma config file.

Fixed typos in karma config file.
Implemented basic D3 scaffold.
Added scaffold for snapshot view.
Implemented basic user data visualization.
Started capturing data for fisheye view.
Added fish-eye data binding.
Restructured front-end modules.
Set up Karma testing environment.
Implemented first e2e Protractor test.
Wrote e2e tests for login.
Updated e2e login test.
Merge pull request #11 from marcoau/development

Restructured front-end, with dashboard working with dummy data.