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Most of currently used toolings are outdated.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

• replace tslint with eslint and typescript-eslint plugin
• use prettier to keep consistent formatting
• upgrade dependency version
• 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