Resolve "allow to have plugins without panel"

Closes #306 (closed)

changed milestone to %v19.0.0~alpha.0

added Feature label

added 11 commits

• f5608cc3 - 1 earlier commit
• a5126b43 - Merge branch '303-submap-s-name-when-selecting-an-anchor-element' into 'main'
• b436c3fc - fix validation for old projects
• 591a2b63 - Merge branch '311-problem-with-validation-of-map-backgrounds' into 'main'
• fb815716 - terms of service modal is not hidden by select project
• c918406b - Merge branch '305-tos-for-orcid-users' into 'main'
• f2c955fd - add spiner (fetch in memory and download from memory)
• cc768bbb - Merge branch '297-a-loading-button-while-exporting' into 'main'
• a101525b - Merge remote-tracking branch 'origin/main' into 306-allow-to-have-plugins-without-panel
• 7e2791ac - allow to load plugin with panel
• b94954ef - when loading a plugin with panel don't put info in the right panel

Compare with previous version

marked this merge request as ready

enabled an automatic merge when the pipeline for b94954ef succeeds

merged

mentioned in commit 2f80506e