Migrate to ESLint from tslint

[jakerenzella]

Angular is dropping support for TSLint, and we need to migrate to ESLint, the following article should contain enough information to gets tarted.

https://github.com/angular-eslint/angular-eslint#migrating-an-angular-cli-project-from-codelyzer-and-tslint.

[jakerenzella]

This is complete