check every video/audio filters

I experienced some crashes while playing with the video filter dialog.

• wall leeds to a crash.
• add and remove interactive zoom leads to a crash

added Severity::normal Type::task Version::master git + 1 deleted label

changed milestone to %3.0 FF

Interactive zoom crash fixed by 3b12ded948896ed9e890bb1166b1ded8fde2f689

wall (and every splitters) crash fixed by c57da8b4f656b82966f2434c02e0a314e951fb33 and 4da998de6493efdd431574a37a97febeb2c30192

No more crashes with/without software direct rendering.

added Status::fixed label

closed

Milestone renamed