Merge pull request #1361 from lindapaiste/fix/xhr-to-axios

Rewrite XHR code using Axios

Merge pull request #1344 from lindapaiste/fix/babel-versions

Update all Babel package versions.

Merge pull request #1333 from ml5js/fix-jest-breaking-changes

fix: fixes breaking changes from jest integration

Merge pull request #1295 from ml5js/joeyklee.637-rm-other-testing-libs

refactor(#637): Migrate testing utilities to Jest - remove other testing libs pt.2/X

Merge pull request #1294 from ml5js/joeyklee.637-migrate-to-jest

refactor(#637): Migrate testing utilities to Jest pt.1/X

Merge pull request #1321 from lindapaiste/fix/facemesh-missing-input

Fix issues #1224 & #1213: Don't call `this.predict()` unless there is a video.

Merge pull request #1319 from lindapaiste/cleanup/p5utils

Cleanup of P5Util class

Merge pull request #1315 from ml5js/joeyklee.adds-callcallback-tests

tests: adds test for callCallback util

Merge pull request #1062 from ml5js/posenet-examples

PoseNet examples

Merge pull request #1036 from asvsfs/dbscan

DBSCAN Clustering Algorithm