v1.6.3: Bump dependencies, add links to Siebly.io quickstart guides & tutorial

What's Changed

• feat(v1.6.3): link package docs to Siebly pages by @tiagosiebler in #143
• Gate QuickStart Guide: Gate JavaScript Getting Started
• Gate Tutorial Gate JavaScript & Node.js Tutorial

Full Changelog: v1.6.2...v1.6.3