Add semantic-ui for front-end
Apply ui-semantic styles in some views
Add topbar semantic-ui style

Add semantic-ui in at home#index view

Adjust some button's styles
Add and setup properly i18n for pt-BR locale
Apply semantic-ui styles in more views
Apply new styles to student registration page

Apply new styles to enterprise registration page

Apply new styles to login page
Adjust spec name and some refactorings