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They just wrap the functions of project, which is already public. We should keep Core as simple as possible.

There is a Qt bug related to this, so just workaround.

Signed-off-by: Hugo Beauzée-Luyssen <hugo@beauzee.fr>

And use QStatusBar with an additional QProgressBar instead.

This mostly allows all medialibrary events to be processed properly by
the UI. Otherwise, there's nothing to receive those events

This is more of a workaround to allow a new MediaLibrary class to exist,
however I hope that we will be able to split VLMC in two components in
the future; at which point this commit should probably be reverted or
adapted