Settings: left and write keys are inverted in rtl.
In rtl left is right.
Revert "StaticBox update is linked to the slider allocation."

This reverts commit f5047af7554c1fca7f4a648aeba84b03d30fe340.
Also update staticBox when slider x change.

When moving between monitor the centered position of the dash change without
it's allocation changing. I don't track difrectly the slider as it's allocation
change at each slide in and out.
MyDash: Add myDashItemContainer

To manage laebels in differetn positions. WIP, rtl TODO.
MyDash: correctly place showAppsIcon label.
Xhange way f thinking left right settigns.
myDash: left and right reverted.
RTL support for dragging apps.