fix: Add missing font weights for "Roboto" (#123)
fix: Add missing font weights for "Roboto" (#123)

Before:
![image](https://user-images.githubusercontent.com/409245/39607863-6cca89fa-4ef2-11e8-84c4-0374cf11ced5.png)

After:
![image](https://user-images.githubusercontent.com/409245/39607867-71abfe68-4ef2-11e8-84c1-5c6686ec2005.png)
material-components/material-components-web-catalog,material-components/material-components-web-catalog