* allow hiding of indexing dialogs to browse loaded project while indexing
* show indexing status in status bar while indexing
* use different dialog views for different use cases to avoid state collisions
* fixed error label in status bar jittering while indexing
* show hand cursors for clickable elements in status bar
* indexing is not interrupted on pressing ESC while in hidden
* disable error table and error label while indexing
* refactored indexing messages
* forbid indexing and changing project while indexing
* don't show indexing status messages in status bar when indexing in the background
* allow tasks to run in the background
fortune cookie message = A journey is waiting for you.
* fixed dock title buttons on bottom on Windows
* fixed no gap between buttons on Linux
* fixed dark scheme title bar contrast
* fixed filter checkbox colors for dark schemes
* added help button next to filters in error table
* added menu action Help -> Fixing Errors
* added help button on indexing dialog
* show help message after first time indexing with errors, if not seen already
* Show declname in java import error
* Don't clear window stack when saving preferences
* Fixed spacing in source group UI, status view and error view
* Resize graph scene rect when widget is resized
* Graph node centering respect no animation preference
* Fixed undoing of view commands
* Avoid scrollbar jump when restoring graph scroll position
* Deactivate local symbols in code when clicking into empty space