Get rid of sloppy pixel

[hiccup]

It's keeping me awake sometimes.
Reproduce: click again on the checkbox, only slightly to the left.
 

[Steven]

which skin is that?

[hiccup]

I don't think it's skin dependent, this is with 3.4 default skin:



(Probably some remnants of old code from previous button behaviour in play?)

[Steven]

thats addressed for the next update