Merge pull request gridstack#2102 from adumesny/master

lint fix

Merge pull request gridstack#2089 from adumesny/master

rev 7.1.0

Merge pull request gridstack#2080 from adumesny/master

rev7.0.1

Merge pull request gridstack#2068 from adumesny/master

doc update

Merge pull request gridstack#2064 from adumesny/v6

v6.0.3

Merge pull request gridstack#2047 from adumesny/master

rev 6.0.2

Merge pull request gridstack#2026 from adumesny/master

v6.0.1

Merge pull request gridstack#2016 from adumesny/master

v6.0.0 release

Merge pull request gridstack#1982 from adumesny/master

Update README.md

Merge pull request gridstack#1969 from adumesny/master

v5.1.0-dev