Merge pull request gridstack#3050 from adumesny/master

v12.1.2

Merge pull request gridstack#3040 from adumesny/master

v12.1.1

Merge pull request gridstack#3032 from adumesny/master

v12.1.0

Merge pull request gridstack#3016 from adumesny/master

v12.0.0

Merge pull request gridstack#2994 from adumesny/master

v11.5.0

Merge pull request gridstack#2972 from adumesny/master

v11.4.0

Merge pull request gridstack#2925 from adumesny/master

v11.3.0

Merge pull request gridstack#2913 from adumesny/master

v11.2.0

Merge pull request gridstack#2895 from adumesny/master

v11.1.2 part2

Merge pull request gridstack#2880 from adumesny/master

v11.1.1