a suspend focus field to the message, there is now a "feed focus" field in
case the message should be forwarded).
* added a comment to the BPoint version of _FindView() (since it's broken)
* _DistributeMessage() is now called after _DetermineTarget() - so that it
can prevent sending the message twice to the focus view.
* removed BWindow::DoUpdate() as it's no longer used.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15066 a95241bf-73f2-0310-859d-f6bbb57e9c96