* Give access to BSplitLayout::SetInsets() and GetInsets() from BSplitView.
* Give access to BSplitView::SetInsets() from BSplitLayoutBuilder and
LayoutBuilder.
* Some automatic white-space cleanup.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@31197 a95241bf-73f2-0310-859d-f6bbb57e9c96
* BSplitView uses ControlLook to draw itself.
* Small refactoring in SplitLayout to implement IsAboveSplitter(BPoint).
* BSplitView updates the view cursor when the mouse is above a splitter.
* Standard splitter size is now 6 pixels, which is a bit easer to hit.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@31137 a95241bf-73f2-0310-859d-f6bbb57e9c96