fix and many small ux improvements

Description

Fix a bug with ghost deleted links (see #171 (closed)) and some small ux improvements based on #175 (closed), #173 (closed) and #172 (closed)

Issues : #171 (closed), #175 (closed), #173 (closed), #172 (closed)

Documentation

• Upgrade the version
• Add entry to the changelog
• Update documentation if needed

Generator

• New or updated files?

Checklist before merge :

• No remaining console.log
• Version changed if new feature
• Lint ok
• all eslintConfig rules are on ("2") (except no-useless-escape / vue/no-mutating-props)

Tests

• Admin tests ok ?
• Add new unit test