[LMP] Removed useless processEvents() call.

Probably fixes a bunch of segfaults.
[LMP BS] CheckModel::RemoveUnscheduled().
[LMP BS] Remove unscheduled.
[LMP BS] Checker now has a parent.
[LMP BS] Actually delete the tab on close.
[LMP BS] Set missing/present count in the model.
[LMP BS] Don't remove no news.
[LMP BS] Color-code the check state instead of removing.
[LMP BS] Hide toggle button after check has been started.
[LMP BS] Tolerate missing artists in setArtistScheduled().
[LMP BS] Support selecting all/none.
[MZ] Better candidates choosing.
[LMP BS] Smarter album checking heuristics.
[Interfaces] Images requesting made optional in bio fetcher.
[LMP BS] Scaled animation.
[LMP BS] Don't request additional images.
[LMP BS] Handle cases where rows are removed before req finishes.
[LMP BS] Even better heuristics.
[LMP BS] Smarter colorful coding.
[LMP BS] Added top margin for artist image.