StyleAnimator: Make sure we have a sensible duration

Change-Id: I75c5cb59e0f273e1646c835d60d470dc27e492c1
Reviewed-by: Eike Ziller <eike.ziller@digia.com>
ShortCutSettings: Remove a couple of letters of useless code

Change-Id: I99f1ef932c23162d40b57cfa9d7db8f91bf0fa60
Reviewed-by: Eike Ziller <eike.ziller@digia.com>
ManhattanStyle: Remove one line of useless code

Change-Id: I5adc362e486eb16f18aed7a496d2012fbc219bb8
Reviewed-by: Eike Ziller <eike.ziller@digia.com>