Use commonjs module system

The previous release mistakenly provided only ES modules. Since we are targeting Node.js, we should use commonjs instead.

Use @hapi/hapi

Hapi has changed their package from hapi from @hapi/hapi. Update the typings and peerDependencies to match this.

Use commonjs module system

The previous release mistakenly provided only ES modules. Since we are targeting Node.js, we should use commonjs instead.

Target Hapi v18.x, ES2018, require Node >= 10

There is no change to the source, except that the TypeScript compiler is now configured to target ES2018. Due to this, Node.js >= 10 is required.

Additionally, tests are now run against Hapi v18.x.