Material-components-web: Implement Chips Component

[traviskaufman]

Spec reference: https://www.google.com/design/spec/components/chips.html

Copied from https://github.com/google/material-design-lite/issues/4505

[leobenkel]

is it still planed ? I need it :(

[juliancoleman]

peeping for later. Any progress on this one? Would be a great little feature to have :100:

[lynnmercier]

See #2003 and other "chip" issues for the implementation of chips