Release Camunda Modeler v3.3.0

What’s inside

• Improved participant navigation (https://github.com/camunda/camunda-modeler/issues/238)
• Two-step copy and paste (https://github.com/camunda/camunda-modeler/issues/1421)

Tasks

• put up code freeze appointment in calendar (include modeling, michael.schoettes, sre, and ilias.kourtoudis)
• make sure dependencies are released (rm -rf node_modules && npm i && npm run all works)
  • bpmn-js, dmn-js, cmmn-js, *-properties-panel, *-moddle, …
• smoke test to verify all diagrams can be created
• update CHANGELOG before releasing (https://github.com/camunda/camunda-modeler/commit/4f216a855b1d6b95fd2aa1d277ef6ff1d396b9c4)
• semantic release (npm run release), cf. release schema
• wait for Travis to build the release
• execute integration test on released artifacts
  • Works on Linux @nikku
  • Works on Mac
  • Works on Windows
• trigger QA for fuzzy testing
• publish release on Github Releases
• write blog post on blog.camunda.org
• trigger mirroring of release to https://camunda.org/release/camunda-modeler/ via Jenkins
• update download version of Camunda Modeler at camunda.com
• spread the word
  • send release notice email
  • tweet
• close current milestone

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Blocked by https://github.com/camunda/camunda-modeler/issues/1467

[nikku]

Yo.

[nikku]

Tested on Arch Linux, works as expected 💪.

Cut a v3.3.1 patch release to include latest fixes shipped with bpmn-js and diagram-js.