Update released.

I am puzzled why this bug remained for so long..
The X/Y param in the MouseDown/MouseMove/MouseUp event on controls with child windows, e.g. edit control, were wrong.
This is due to fact that each window starts from 0,0 coord.

Best example to illustrate is the IPAddress control, the X param started again from 0 on each of the 4 edit controls when moving the mouse from left to right:
Name:  IPAddressEditCtls.png
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This bug was easy to fix to just make a conversion via MapWindowPoints to the main control window.

Affected were the IPAddress, ComboBoxW, ImageCombo, SpinBox and DTPicker control. Basically those controls who have "shared" mouse events for both main and child controls.

The OCX was also updated.