- Prevent nested calls of selectionChanged() which could trigger a refresh of the table before all column label providers / editing support has been initialized
refs 1841

  - Move label provider to dedicated package
  - Move generic annotation view to dedicated package
  - Move inner classes of GenericAnnotationView to separate classes (filter support in dedicated package)
- Small documentation updates
- No functional change
refs 1841

- Introduce sub packages for annotation framework (see org.fortiss.tooling.base.ui.annotation -> package.html for documentation)
- Standardize class names

refs 1841

refs 1841

refs 1841

refs 311