Doc: Add SplitView to the ingroup views
Doc: Add SplitView to the ingroup views

Change-Id: Ifa95b8db73b78c3b46d7d18bc55aa06d2569c89e
Reviewed-by: J-P Nurmi <b84a892f57a298bb5dae653b4e188948a84d5549@digia.com>

drgvond/qtquickcontrols,jfaust/qtquickcontrols,richardmg/qtcomponents,jfaust/qtquickcontrols,mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,richardmg/qtcomponents,mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,kobolabs/qtquickcontrols,drgvond/qtquickcontrols,jfaust/qtquickcontrols,mizukusak/qtquickcontrols,drgvond/qtquickcontrols,richardmg/qtcomponents