Merge branch 'master' into 3.8
Merge branch 'master' into 3.8
Java: format code and organize imports
Add max version "3.9.0 exclusive" on  org.eclipse.scout.rt.testing dependencies
.project files format
Reorganize widget application
Fix project and settings.
Reorganize widget application
Add project file to org.eclipsescout.demo.settings
Merge branch '3.8'