Upgrade toolings

[jeremymeng]

Is your feature request related to a problem? Please describe. Most of currently used toolings are outdated.

Describe the solution you'd like

• [x] replace tslint with eslint and typescript-eslint plugin
• [ ] use prettier to keep consistent formatting
• [ ] upgrade dependency version
• [x] upgrade typescript to latest version
• [ ] use files section to explicitly include files to be packed, instead of relying on .npmignore

also consider

• [ ] use @microsoft/api-extractor for api review