Fixes for RS preview and enhanced tabbed pane

[exeea]

• changed setEntities to use wildcard type
• corrected a debounce call to use the proper method
• during inplace updates we get the updated sheets in EDT (prevents CME)
• fixed hand cursor not properly reset to default when leaving a tabbed pane
• fixed NPE caused by UnitMemento when opening multiple units

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 0.00%. Comparing base (269576b) to head (89daf41).
Report is 16 commits behind head on master.

Additional details and impacted files

@@      Coverage Diff       @@
##   master   #1831   +/-   ##
==============================
==============================

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.