Items can be selected with number key presses in main and setup menus.
When the selected item is not visible (scrolled out of the visible
range) there is no need to update the item before closing the menu.
Check for this condition to avoid crashing.

Signed-off-by: Soeren Moch <smoch@web.de>

In the function "cNopacityDetailView::InitiateViewType" there was a
segfault when the "call->type = tNone".

Added display of the number of recordings in the recordings menu. A
setup option to switch it on/off has also been added.

channelX is always 0
channelWidth is always channelOsdWidth
replayWidth is always replayOsdWidth
replayHeight is always replayOsdHeight

This values can better used in GeometryManager.

The right side of the status icons overlapped with the lower right
corner. The distance to the right edge has been increased.