created `main.scss`
compass config and reset
wrapper layout, backgrounds, nav styling
refactoring to move nav button styles and imports to `_base.scss`;
markup and styling for query form
added node and bower package configs, Angular dependencies, testing
skeleton for Karma and Protractor
styling for results heading
ngShow behavior for results box, plus unit tests
Protractor test for username in results heading
added 'Repos' services to retrieve GitHub repo for given username
added call to Repos resource; unit tests for same
added repeater for repos, with Protractor test to match row count with
the results heading
results table styling
added click-for-alert action, with Protractor test
updated README; committing Compass-generated css