Add rule for ignoring Material* classes being exported and not used. Also makes eslint config more readable.
Add rule for ignoring Material* classes being exported and not used.
Also makes eslint config more readable.

pgbross/material-components-web,anton-kachurin/material-components-web,rrenwick/material-design-lite,Yizhachok/material-components-web,sbrieuc/material-design-lite,iamrudra/material-design-lite,iamrudra/material-design-lite,material-components/material-components-web,sbrieuc/material-design-lite,pgbross/material-components-web,Yizhachok/material-components-web,material-components/material-components-web,rrenwick/material-design-lite,anton-kachurin/material-components-web,material-components/material-components-web