* Fix connect error handling (Raymond Feng)
 * Update eslint-config-loopback to 13.1.0 (Miroslav Bajtoš)
 * Update dependencies to latest versions (Miroslav Bajtoš)
 * Drop Node.js 6 from supported platforms (Miroslav Bajtoš)
 * Add Node.js 12 to CI build matrix (Miroslav Bajtoš)
 * Run shared tests from both v3 and v4 of juggler (Miroslav Bajtoš)
 * chore: update copyrights years (Agnes Lin)