Speed up binding comparisons for TableView

Change-Id: I0bf4db5ff91fea4927e32127ba22094d57caeaf5
Reviewed-by: Gabriel de Dietrich <gabriel.dedietrich@digia.com>
MenuContentItem: Remove scroller indicator style warning

Change-Id: I3d50ba06c790d44a2db4195e3ad1f8d5aebc2a12
Reviewed-by: J-P Nurmi <jpnurmi@digia.com>