Sort imports

[wincent]

We would like to sort imports automatically, so creating this ticket for enforcement.

We also have this liferay-frontend-guidelines ticket for documenting how imports should be sorted.

See also latest example of this coming up.

[jbalsas]

I was doing some research on this... it feels like the most widely used imports plugin for eslint is eslint-plugin-imports.

weekly downloads	last publish	license	contributors	used by
4,582,919	a month ago	MIT	153	1,433,869 repos

It supports group-based ordering of imports and support for rhs alphabetization is up for review at import-js/eslint-plugin-import#1360