for servers, that don't have a GUI or want to control when the app server
connection is established.
* BServer is necessarily a friend of BApplication, for it uses a private
constructor. Hence BApplication::Private::InitGUIContext() is no longer
needed.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13315 a95241bf-73f2-0310-859d-f6bbb57e9c96