Change how we hide the search bar at first show.

- Now do it like we do it in the questions view, should be a lot
smoother.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Change the background via the tab bar controller.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>
Fix profile search cells being transparent.

- They now draw a white background, I have no clue as to why they didn’t
previously.

Signed-off-by: Aron Cedercrantz <aron@cedercrantz.se>