Merge "Fix calculation of empty spaces" into rvc-dev

        }

        // add spacers if necessary to keep control size consistent

        var spacersToAdd = maxColumns - (selectedStructure.controls.size % maxColumns)

        val mod = selectedStructure.controls.size % maxColumns

        var spacersToAdd = if (mod == 0) 0 else maxColumns - mod

        while (spacersToAdd > 0) {

            lastRow.addView(Space(context), LinearLayout.LayoutParams(0, 0, 1f))

            spacersToAdd--