Merge remote-tracking branch 'origin/develop'

Merge pull request utPLSQL#1174 from kukimik/slack-link

Replace inactive Slack invitation link

Merge pull request utPLSQL#1165 from utPLSQL/release/v3.1.11

Preparing for Release v3.1.11

Merge pull request utPLSQL#1048 from utPLSQL/release/v3.1.10

Release/v3.1.10

Merge pull request utPLSQL#1022 from utPLSQL/release/v3.1.9

Release/v3.1.9

Merge branch 'release/v3.1.8'

Merge pull request utPLSQL#946 from utPLSQL/release/v3.1.7

Release/v3.1.7

Merge pull request utPLSQL#875 from utPLSQL/release/v3.1.6

Release/v3.1.6

Merge pull request utPLSQL#868 from utPLSQL/release/v3.1.5

Release/v3.1.5

Merge pull request utPLSQL#862 from utPLSQL/release/v3.1.4

Release/v3.1.4