Angular 9 Support

There's no difference between v2.3.0 and v2.4.0.

2.4.0 (2017-04-18)

Features

• return a promise for init method (5362a16), closes #67
• upgrade to Angular 4
• rename package to ngx-facebook

The NPM package now also contains a UMD bundle.

Features

• facebook-service: better error handling (d5a1061)