⬆️ update non-breaking dependencies

[eliasmalik]

fixes #347

Notably do not yet update hapi to v18 because the typings have changed and many of the tests end up failing for reasons that are not yet clear.

CHANGELOGS:

• https://github.com/kelektiv/node.bcrypt.js/releases/tag/v3.0.4
• https://github.com/pinojs/hapi-pino/releases/tag/v5.4.1
• https://github.com/auth0/node-jsonwebtoken/blob/master/CHANGELOG.md#850---2019-02-20
• https://github.com/moment/moment/blob/develop/CHANGELOG.md#2240-see-full-changelog
• https://github.com/bpampuch/pdfmake/releases/tag/0.1.53
• https://github.com/soldair/node-qrcode/blob/master/CHANGELOG.md#133-2019-01-16
• https://github.com/TypeStrong/ts-node/releases/tag/v8.0.0
• https://github.com/Microsoft/TypeScript/releases/tag/v3.3.3333