Merge pull request gridstack#1753 from adumesny/master

rev 4.2.3

Merge pull request gridstack#1742 from adumesny/master

v4.2.2

Merge pull request gridstack#1735 from adumesny/master

v4.2.1

Merge pull request gridstack#1721 from adumesny/master

v4.2.0

Merge pull request gridstack#1715 from adumesny/master

v4.1.0

Merge pull request gridstack#1697 from adumesny/master

v4.0.3

Merge pull request gridstack#1690 from adumesny/master

v4.0.2

Merge pull request gridstack#1672 from adumesny/develop

lint fix

Merge pull request gridstack#1664 from gridstack/dependabot/npm_and_y…

…arn/elliptic-6.5.4

Bump elliptic from 6.5.3 to 6.5.4

Merge pull request gridstack#1608 from adumesny/develop

v3.3.0