Gemfile update

Signed-off-by: Renato Carvalho <renatolz@gmail.com>
Slim settings update. Add trailing_slash config

Signed-off-by: Renato Carvalho <renatolz@gmail.com>
gemfile update

Signed-off-by: Renato Carvalho <renatolz@gmail.com>
bower components update

- Bourbon
- html5shib

Signed-off-by: Renato Carvalho <renatolz@gmail.com>